


Number Of Seasons: 3 Number Of Episodes: 79
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The Original Series: Pilot (1965)
Stardate: [unknown] Year: 2254
The crew of the Enterprise follow a distress signal to the planet Talos IV.
The events of this episode are revisited in the Season 1 episodes 'The Menagerie (Parts I & II)'. It was first screened on television on October 4, 1988.
Broadcast: February 1965
Format: Pilot
Prod #: 001
Writer(s): Gene Roddenberry
Director(s): Robert Butler
Story Order: 102

The Original Series: Season 1 (1966-1967)
S01E01
Stardate: 1312.4 Year: 2265
The Enterprise attempts to cross the Great Barrier at the edge of the galaxy.
Cast: |
| William Shatner as Captain James Tiberius Kirk (Regular) |
| Leonard Nimoy as Mr. Spock (Regular) |
| George Takei as Lieutenant Hikaru Sulu (Regular) |
| James Doohan as Engineer Montgomery 'Scotty' Scott (Regular) |
| Gary Lockwood as Lieutenant Commander Gary Mitchell (Guest) |
| Sally Kellerman as Dr. Elizabeth Dehner (Guest) |
| Paul Fix as Dr. Mark Piper (Supporting) |
| Andrea Dromm as Yeoman Barbara Smith (Supporting) |
| Paul Carr as Lieutenant Lee Kelso (Supporting) |
| Lloyd Haynes as Lieutenant Daniel Alden (Supporting) |
| William (Bill) Blackburn as Lieutenant Bill Hadley (Supporting) |
| Eddie Paskey as Lieutenant Ryan Leslie (Supporting) |
| John Burnside as Crew Member [Unnamed USS Enterprise Operations Crewman 02] (Supporting) |
| Robert Metz as Operations Divison Lieutenant [Unnamed USS Enterprise Lieutenant 05] (Supporting) |
| Darren Dublin as Crew Member [Unnamed USS Enterprise Operations Crewman 01] (Supporting) |
Broadcast: 22 September 1966
Format: Pilot
Prod #: 002
Writer(s): Samuel A. Peeples
Director(s): James Goldstone
Story Order: 169

The Original Series: Season 1 (1966-1967)
S01E02
Stardate: 1512.2 Year: 2266
The Enterprise is menaced by a gigantic alien ship whose commander condemns the crew to death.
Broadcast: 10 November 1966
Format: Episode
Prod #: 003
Writer(s): Jerry Sohl
Director(s): Joseph Sargent
Story Order: 170

The Original Series: Season 1 (1966-1967)
S01E03
Stardate: 1329.1 Year: 2266
The Enterprise pursues a vessel and rescues its occupants, interstellar con man Harry Mudd, and his cargo - three incredibly beautiful women.
Cast: |
| William Shatner as Captain James Tiberius Kirk (Regular) |
| Leonard Nimoy as Mr. Spock (Regular) |
| DeForest Kelley as Dr. Leonard 'Bones' McCoy (Regular) |
| George Takei as Lieutenant Hikaru Sulu (Regular) |
| Nichelle Nichols as Communications Officer Nyota Uhura (Regular) |
| James Doohan as Engineer Montgomery 'Scotty' Scott (Regular) |
| Roger C. Carmel as Harcourt 'Harry' Fenton Mudd (Guest) |
| Karen Steele as Eve McHuron (Guest) |
| Susan Denberg as Magda Kovacs (Guest) |
| Maggie Thrett as Ruth Bonaventure (Guest) |
| Gene Dynarski as Ben Childress (Supporting) |
| Jon Kowal as Herm Gossett (Supporting) |
| Jim Goodwin as Crew Member John Farrell (Supporting) |
| Seamon Glass as Crew Member Benton (Supporting) |
| Eddie Paskey as Lieutenant Connors (Supporting) |
| Frank da Vinci as Crew Member Vinci (Supporting) |
| Ron Veto as Crew Member Harrison (Supporting) |
| Majel Barrett as U.S.S. Enterprise Computer Voice (1966-1975) (Supporting) |
| Jerry Foxworth as [Unnamed Human 01] (Supporting) |
Broadcast: 13 October 1966
Format: Episode
Prod #: 004
Writer(s): Stephen Kandel (from a story by Gene Roddenberry)
Director(s): Harvey Hart
Story Order: 171

The Original Series: Season 1 (1966-1967)
S01E04
Stardate: 1672.1 Year: 2266
While beaming up from planet Alpha 177, a transporter accident affects Captain Kirk.
Cast: |
| William Shatner as Captain James Tiberius Kirk (Regular) |
| Leonard Nimoy as Mr. Spock (Regular) |
| DeForest Kelley as Dr. Leonard 'Bones' McCoy (Regular) |
| George Takei as Lieutenant Hikaru Sulu (Regular) |
| Nichelle Nichols as Communications Officer Nyota Uhura (Regular) |
| James Doohan as Engineer Montgomery 'Scotty' Scott (Regular) |
| Grace Lee Whitney as Yeoman Janice Rand (Regular) |
| Eddie Paskey as Lieutenant Ryan Leslie (Supporting) |
| Edward (Ed) Madden as Crew Member Edward Fisher (Supporting) |
| Garland Thompson as Crew Member Wilson (Supporting) |
| Jim Goodwin as Crew Member John Farrell (Supporting) |
Broadcast: 6 October 1966
Format: Episode
Prod #: 005
Writer(s): Richard Matheson
Director(s): Leo Penn
Story Order: 172

The Original Series: Season 1 (1966-1967)
S01E05
Stardate: 1513.1 Year: 2266
The Enterprise visits planet M-113 for a routine medical inspection of the husband and wife archaeological team stationed there.
Broadcast: 8 September 1966
Format: Episode
Prod #: 006
Writer(s): George Clayton Johnson
Director(s): Marc Daniels
Story Order: 173

The Original Series: Season 1 (1966-1967)
S01E06
Stardate: 1704.2 Year: 2266
A strange, intoxicating infection spreads throughout the Enterprise.
The Star Trek: The Next Generation episode 'The Naked Now' was a sequal to this episode.
Broadcast: 29 September 1966
Format: Episode
Prod #: 007
Writer(s): John D. F. Black
Director(s): Marc Daniels
Story Order: 174

The Original Series: Season 1 (1966-1967)
S01E07
Stardate: 1533.6 Year: 2266
While traveling aboard the Enterprise, a young man named Charlie Evans develops feelings for Yeoman Rand.
Broadcast: 15 September 1966
Format: Episode
Prod #: 008
Writer(s): D. C. Fontana (from a story by Gene Roddenberry)
Director(s): Lawrence Dobkin
Story Order: 175

The Original Series: Season 1 (1966-1967)
S01E08
Stardate: 1709.2 Year: 2266
While investigating a series of destroyed outposts, the Enterprise discovers a lone vessel.
Broadcast: 13 December 1966
Format: Episode
Prod #: 009
Writer(s): Paul Schneider
Director(s): Vincent McEveety
Story Order: 176

The Original Series: Season 1 (1966-1967)
S01E09
Stardate: 2712.4 Year: 2266
In search of the exobiologist Roger Korby, the Enterprise visits the icy planet Exo III, where Korby has discovered an ancient machine.
Cast: |
| William Shatner as Captain James Tiberius Kirk (Regular) |
| Leonard Nimoy as Mr. Spock (Regular) |
| Nichelle Nichols as Communications Officer Nyota Uhura (Regular) |
| Majel Barrett as Nurse Christine Chapel (Regular) |
| Michael Strong as Dr. Roger Korby (Guest) |
| Sherry Jackson as Andrea (Guest) |
| Harry Basch as Aaron Brown (Guest) |
| Ted Cassidy as Ruk (Guest) |
| Budd Albright as Crew Member Edward Rayburn (Supporting) |
| Vince Deadrick Sr. as Crew Member Ethan Mathews (Supporting) |
| Eddie Paskey as Lieutenant Ryan Leslie (Supporting) |
Broadcast: 20 October 1966
Format: Episode
Prod #: 010
Writer(s): Robert Bloch
Director(s): James Goldstone
Story Order: 177

The Original Series: Season 1 (1966-1967)
S01E10
Stardate: 2715.1 Year: 2266
The Enterprise embarks on a re-supply mission to a rehabilitation colony for the criminally insane.
Spock performs a mind meld for the first time in this episode.
Broadcast: 3 November 1966
Format: Episode
Prod #: 011
Writer(s): S. Bar-David
Director(s): Vincent McEveety
Story Order: 178

The Original Series: Season 1 (1966-1967)
S01E11
Stardate: 2713.5 Year: 2266
Captain Kirk and his landing party find a population ravaged by a strange disease, which only children appear to have survived.
Broadcast: 27 October 1966
Format: Episode
Prod #: 012
Writer(s): Adrian Spies
Director(s): Vincent McEveety
Story Order: 179

The Original Series: Season 1 (1966-1967)
S01E12
Stardate: 2817.6 Year: 2266
While visiting an old friend, Kirk suspects a Shakespearean actor may not be what he seems.
Broadcast: 8 December 1966
Format: Episode
Prod #: 013
Writer(s): Barry Trivers
Director(s): Gerd Oswald
Story Order: 180

The Original Series: Season 1 (1966-1967)
S01E13
Stardate: 2821.5 Year: 2267
Spock and a scientific party are sent to study the Murasaki 312 quasar aboard the shuttle Galileo.
Broadcast: 5 January 1967
Format: Episode
Prod #: 014
Writer(s): Oliver Crawford and S. Bar-David (from a story by Oliver Crawford)
Director(s): Robert Gist
Story Order: 181

The Original Series: Season 1 (1966-1967)
S01E14
Stardate: 2947.3 Year: 2267
Captain Kirk is placed on trial for negligence.
Broadcast: 2 February 1967
Format: Episode
Prod #: 015
Writer(s): Don M. Mankiewicz and Steven W. Carabatsos (from a story by Don M. Mankiewicz)
Director(s): Marc Daniels
Story Order: 182

The Original Series: Season 1 (1966-1967)
S01E15
Stardate: 3012.4 Year: 2266
Spock hijacks the Enterprise and heads to the forbidden world of Talos IV.
'The Menagerie (Parts I & II)' used footage from the unaired 1965 pilot episode 'The Cage'.
Cast: |
| William Shatner as Captain James Tiberius Kirk (Regular) |
| Leonard Nimoy as Mr. Spock (Regular) |
| DeForest Kelley as Dr. Leonard 'Bones' McCoy (Regular) |
| Nichelle Nichols as Communications Officer Nyota Uhura (Regular) |
| James Doohan as Engineer Montgomery 'Scotty' Scott (Regular) |
| Jeffrey Hunter as Captain Christopher Pike (Guest) |
| Majel Barrett as First Officer Una Chin-Riley (Number One) (Guest) |
Broadcast: 17 November 1966
Format: Episode
Prod #: 016
Writer(s): Gene Roddenberry
Director(s): Marc Daniels
Story Order: 183

The Original Series: Season 1 (1966-1967)
S01E16
Stardate: 3013.1 Year: 2266
Spock continues detailing the events of Christopher Pike's capture to the tribunal.
'The Menagerie (Parts I & II)' used footage from the unaired 1965 pilot episode 'The Cage'.
Cast: |
| William Shatner as Captain James Tiberius Kirk (Regular) |
| Leonard Nimoy as Mr. Spock (Regular) |
| DeForest Kelley as Dr. Leonard 'Bones' McCoy (Regular) |
| Nichelle Nichols as Communications Officer Nyota Uhura (Regular) |
| James Doohan as Engineer Montgomery 'Scotty' Scott (Regular) |
| Jeffrey Hunter as Captain Christopher Pike (Guest) |
| Majel Barrett as First Officer Una Chin-Riley (Number One) (Guest) |
Broadcast: 24 November 1966
Format: Episode
Prod #: 016
Writer(s): Gene Roddenberry
Director(s): Robert Butler
Story Order: 184

The Original Series: Season 1 (1966-1967)
S01E17
Stardate: 3025.3 Year: 2266
Captain Kirk orders shore leave for the Enterprise crew on a planet in the Omicron Delta system.
Broadcast: 29 December 1966
Format: Episode
Prod #: 017
Writer(s): Theodore Sturgeon
Director(s): Robert Sparr
Story Order: 185

The Original Series: Season 1 (1966-1967)
S01E18
Stardate: 2124.5 Year: 2267
The Enterprise discovers a rogue planet drifting through space.
It has long been speculated that Trelane is possibly part of The Q.
Broadcast: 12 January 1967
Format: Episode
Prod #: 018
Writer(s): Paul Schneider
Director(s): Don McDougall
Story Order: 186

The Original Series: Season 1 (1966-1967)
S01E19
Stardate: 3045.6 Year: 2267
The Enterprise is sent to investige the near destruction of the Cestus III colony.
Broadcast: 19 January 1967
Format: Episode
Prod #: 019
Writer(s): Gene L. Coon (from a story by Fredric Brown)
Director(s): Joseph Pevney
Story Order: 187

The Original Series: Season 1 (1966-1967)
S01E20
Stardate: 3087.6 Year: 2267
While orbiting an apparently dead planet, the Enterprise seems to experience strange phenomena.
Broadcast: 30 March 1967
Format: Episode
Prod #: 020
Writer(s): Don Ingalls
Director(s): Gerd Oswald
Story Order: 188

The Original Series: Season 1 (1966-1967)
S01E22
Stardate: 3156.2 Year: 2267
The Enterprise discovers a planetary population that is being controlled.
Broadcast: 9 February 1967
Format: Episode
Prod #: 022
Writer(s): Boris Sobelman (from a story by Gene Roddenberry)
Director(s): Joseph Pevney
Story Order: 190

The Original Series: Season 1 (1966-1967)
S01E23
Stardate: 3192.1 Year: 2267
On Eminiar VII, the Enterprise finds a civilization at war with its planetary neighbor.
Broadcast: 23 February 1967
Format: Episode
Prod #: 023
Writer(s): Robert Hamner and Gene L. Coon (from a story by (Robert Hamner)
Director(s): Joseph Pevney
Story Order: 191

The Original Series: Season 1 (1966-1967)
S01E24
Stardate: 3141.9 Year: 2267
The Enterprise discovers an ancient sleeper ship, the S.S. Botany Bay.
This episode serves as the backstory to the 'Star Trek II, The Wrath Of Khan' film.
Broadcast: 16 February 1967
Format: Episode
Prod #: 024
Writer(s): Gene L. Coon and Carey Wilber (from a story by Carey Wilber)
Director(s): Marc Daniels
Story Order: 192

The Original Series: Season 1 (1966-1967)
S01E25
Stardate: 3417.3 Year: 2267
A landing party from the Enterprise investigates the Federation colony on Omicron Ceti III.
Broadcast: 2 March 1967
Format: Episode
Prod #: 025
Writer(s): D. C. Fontana (from a story by Nathan Butler and D. C. Fontana)
Director(s): Ralph Senensky
Story Order: 193

The Original Series: Season 1 (1966-1967)
S01E26
Stardate: 3196.1 Year: 2267
Dispatched to the mining colony on Janus VI, the Enterprise is tasked to investigate reports of equipment destruction.
Broadcast: 9 March 1967
Format: Episode
Prod #: 026
Writer(s): Gene L. Coon
Director(s): Joseph Pevney
Story Order: 194

The Original Series: Season 1 (1966-1967)
S01E27
Stardate: 3198.4 Year: 2267
The Enterprise is ordered to protect Organia, a peaceful planet located near the Klingon border.
Broadcast: 23 March 1967
Format: Episode
Prod #: 027
Writer(s): Gene L. Coon
Director(s): John Newland
Story Order: 195

The Original Series: Season 1 (1966-1967)
S01E29
Stardate: 3287.2 Year: 2267
The Enterprise arrives at Deneva, the home of Captain Kirk's brother, Sam and his family.
Broadcast: 13 April 1967
Format: Episode
Prod #: 029
Writer(s): Steven W. Carabatsos
Director(s): Herschel Daugherty
Story Order: 197

The Original Series: Season 2 (1967-1968)
S02E05
Stardate: 3372.7 Year: 2267
When Mr. Spock begins behaving aggressively, Kirk discovers his first officer must return home to Vulcan to be married.
Cast: |
| Walter Koenig as Pavel Chekov (Regular) |
Broadcast: 15 September 1967
Format: Episode
Prod #: 034
Writer(s): Theodore Sturgeon
Director(s): Joseph Pevney
Story Order: 202

The Original Series: Season 2 (1967-1968)
S02E06
Stardate: 4202.9 Year: 2267
After losing his entire crew Commodore Matthew Decker pulls rank on Kirk.
This episode serves as the back story for the 'Star Trek: 25th Anniversary' Game Boy game.
Broadcast: 20 October 1967
Format: Episode
Prod #: 035
Writer(s): Norman Spinrad
Director(s): Marc Daniels
Story Order: 203

The Original Series: Season 2 (1967-1968)
S02E08
Stardate: 3451.9 Year: 2267
The crew of the Enterprise discovers the space probe Nomad.
'Star Trek: The Motion Picture' was in part an expansion of this episode.
Broadcast: 29 September 1967
Format: Episode
Prod #: 037
Writer(s): John Meredyth Lucas
Director(s): Marc Daniels
Story Order: 205

The Original Series: Season 2 (1967-1968)
S02E09
Stardate: 3715.3 Year: 2267
The crew of the Enterprise visits a mysterious paradise planet.
Broadcast: 13 October 1967
Format: Episode
Prod #: 038
Writer(s): Max Ehrlich and Gene L. Coon (from a story by Max Ehrlich)
Director(s): Joseph Pevney
Story Order: 206

The Original Series: Season 2 (1967-1968)
S02E10
Stardate: [unknown] Year: 2267
A transporter mishap slips Captain Kirk and his companions into a parallel universe.
This episode spun off several plotlines in Deep Space Nine and Enterprise.
Broadcast: 6 October 1967
Format: Episode
Prod #: 039
Writer(s): Jerome Bixby
Director(s): Marc Daniels
Story Order: 207

The Original Series: Season 2 (1967-1968)
S02E12
Stardate: 4513.3 Year: 2267
Captain Kirk and the crew has a second run in with the con man, Harry Mudd.
Cast: |
| Roger C. Carmel as Harcourt 'Harry' Fenton Mudd (Guest) |
Broadcast: 3 November 1967
Format: Episode
Prod #: 041
Writer(s): Stephen Kandel
Director(s): Marc Daniels
Story Order: 209

The Original Series: Season 2 (1967-1968)
S02E13
Stardate: 4523.3 Year: 2267
Tribbles disrupt the negotiations over a disputed planet.
This episode was later revised by Deep Space Nine for Star Trek's 30th anniversary.
Broadcast: 29 December 1967
Format: Episode
Prod #: 042
Writer(s): David Gerrold
Director(s): Joseph Pevney
Story Order: 210

The Original Series: Season 2 (1967-1968)
S02E14
Stardate: 4040.7 Year: 2268
Captain Kirk and his companions discover a planet modeled after the Roman Empire.
Broadcast: 15 March 1968
Format: Episode
Prod #: 043
Writer(s): Gene Roddenberry & Gene L. Coon
Director(s): Ralph Senensky
Story Order: 211

The Original Series: Season 2 (1967-1968)
S02E15
Stardate: 3842.3 Year: 2267
While transporting dignitaries to an important peace conference the Enterprise is pursued by a mysterious vessel.
Broadcast: 17 November 1967
Format: Episode
Prod #: 044
Writer(s): D. C. Fontana
Director(s): Joseph Pevney
Story Order: 212

The Original Series: Season 2 (1967-1968)
S02E16
Stardate: 4211.4 Year: 2268
Captain Kirk must decide how to save a primitive people from the technological interference.
Broadcast: 2 February 1968
Format: Episode
Prod #: 045
Writer(s): Gene Roddenberry (from a story by Jud Crucis)
Director(s): Marc Daniels
Story Order: 213

The Original Series: Season 2 (1967-1968)
S02E20
Stardate: 4598.0 Year: 2268
The Enterprise visits a planet with a violent culture based on America's 1920s prohibition era.
Broadcast: 12 January 1968
Format: Episode
Prod #: 049
Writer(s): David P. Harmon and Gene L. Coon (from a story by David P. Harmon)
Director(s): James Komack
Story Order: 217

The Original Series: Season 2 (1967-1968)
S02E21
Stardate: 4657.4 Year: 2268
Beings from the Andromeda Galaxy steal the Enterprise.
Broadcast: 23 February 1968
Format: Episode
Prod #: 050
Writer(s): D. C. Fontana and Jerome Bixby (from a story by Jerome Bixby)
Director(s): Marc Daniels
Story Order: 218

The Original Series: Season 2 (1967-1968)
S02E24
Stardate: 4729.4 Year: 2268
A new computer system causes havoc while being tested aboard the Enterprise.
Broadcast: 8 March 1968
Format: Episode
Prod #: 053
Writer(s): D. C. Fontana (from a story by Laurence N. Wolfe)
Director(s): John Meredyth Lucas
Story Order: 221

The Original Series: Season 2 (1967-1968)
S02E26
Stardate: [unknown] Year: 2268
The Enterprise is sent on a historical research mission to 1968.
Broadcast: 29 March 1968
Format: Episode
Prod #: 055
Writer(s): Art Wallace (from a story by Gene Roddenberry & Art Wallace)
Director(s): Marc Daniels
Story Order: 223

The Original Series: Season 3 (1968-1969)
S03E03
Stardate: 4842.6 Year: 2268
A mysterious alien device on a planet with a predominantly American Indian culture is discovered.
Broadcast: 4 October 1968
Format: Episode
Prod #: 058
Writer(s): Margaret Armen
Director(s): Jud Taylor
Story Order: 226

The Original Series: Season 3 (1968-1969)
S03E04
Stardate: 5027.3 Year: 2268
The crew of the Enterprise attempts to steal a Romulan cloaking device.
Broadcast: 20 December 1968
Format: Episode
Prod #: 059
Writer(s): D. C. Fontana
Director(s): John Meredyth Lucas
Story Order: 227

The Original Series: Season 3 (1968-1969)
S03E05
Stardate: 5029.5 Year: 2268
The crew of the Enterprise rescues a group of children stranded on a planet.
Broadcast: 27 September 1968
Format: Episode
Prod #: 060
Writer(s): Edward J. Lakso
Director(s): Marvin Chomsky
Story Order: 228

The Original Series: Season 3 (1968-1969)
S03E09
Stardate: 5693.2 Year: 2268
The Enterprise is trapped by an energy draining web spun by mysterious aliens.
A sequel to this episode is 'In A Mirror, Darkly', the second to last major story arc of the final season of Star Trek, Enterprise.
Broadcast: 15 November 1968
Format: Episode
Prod #: 064
Writer(s): Judy Burns and Chet Richards
Director(s): Herb Wallerstein
Story Order: 232

The Original Series: Season 3 (1968-1969)
S03E10
Stardate: 5476.3 Year: 2268
The crew of the Enterprise rush to stop an asteroid from colliding with a Federation world.
Broadcast: 6 December 1968
Format: Episode
Prod #: 065
Writer(s): Rik Vollaerts
Director(s): Tony Leader
Story Order: 233

The Original Series: Season 3 (1968-1969)
S03E11
Stardate: [unknown] Year: 2268
An alien energy-based life form forces the crew of the Enterprise into a conflict.
Broadcast: 18 October 1968
Format: Episode
Prod #: 066
Writer(s): Jerome Bixby
Director(s): Marvin Chomsky
Story Order: 234

The Original Series: Season 3 (1968-1969)
S03E14
Stardate: 5725.3 Year: 2269
The crew of the Enterprise visits an abandoned outpost.
Broadcast: 17 January 1969
Format: Episode
Prod #: 069
Writer(s): John Meredyth Lucas (from a story by Michael Richards)
Director(s): Herb Wallerstein
Story Order: 237

The Original Series: Season 3 (1968-1969)
S03E15
Stardate: 5423.4 Year: 2269
The Enterprise picks up the last two survivors of a war-torn planet.
Broadcast: 10 January 1969
Format: Episode
Prod #: 070
Writer(s): Oliver Crawford (from a story by Lee Cronin)
Director(s): Jud Taylor
Story Order: 238

The Original Series: Season 3 (1968-1969)
S03E16
Stardate: 5730.2 Year: 2269
Captain Kirk visits a mental health facility.
Broadcast: 24 January 1969
Format: Episode
Prod #: 071
Writer(s): Lee Erwin (from a story by Lee Erwin and Jerry Sohl)
Director(s): Herb Wallerstein
Story Order: 239

The Original Series: Season 3 (1968-1969)
S03E17
Stardate: [unknown] Year: 2269
An overpopulated race of aliens try to solve their planet's problem.
Broadcast: 3 January 1969
Format: Episode
Prod #: 072
Writer(s): George F. Slavin and Stanley Adams
Director(s): Jud Taylor
Story Order: 240

The Original Series: Season 3 (1968-1969)
S03E19
Stardate: 5818.4 Year: 2269
Kirk races against time to acquire plague-fighting minerals.
Broadcast: 14 February 1969
Format: Episode
Prod #: 074
Writer(s): Margaret Armen (from a story by David Gerrold and Oliver Crawford)
Director(s): Jud Taylor
Story Order: 242

The Original Series: Season 3 (1968-1969)
S03E20
Stardate: 5906.4 Year: 2269
The Enterprise transports a doctor and his loyal, hippie-like followers.
Broadcast: 21 February 1969
Format: Episode
Prod #: 075
Writer(s): Arthur Heinemann (from a story by Michael Richards)
Director(s): David Alexander
Story Order: 243

The Original Series: Season 3 (1968-1969)
S03E22
Stardate: 5906.4 Year: 2269
Aliens force Kirk and Spock to battle illusionary villains.
Broadcast: 7 March 1969
Format: Episode
Prod #: 077
Writer(s): Arthur Heinemann and Gene Roddenberry (from a story by Gene Roddenberry)
Director(s): Herschel Daugherty
Story Order: 245