Template:Realworld
- For information dealing with this year in the timeline of the fictional Star Trek universe, see 1974.
Production
January
- 5 January
- TAS: "The Eye of the Beholder" airs on NBC
- 13 January
- TAS: "The Jihad" airs as the final episode of season 1.
September
- 7 September
- TAS: "The Pirates of Orion" airs as the first episode of season 2.
- 14 September
- TAS: "Bem" airs.
- 21 September
- TAS: "The Practical Joker" airs.
- 28 September
- TAS: "Albatross" airs.
October
- 5 October
- TAS: "How Sharper Than a Serpent's Tooth" airs.
- 12 October
- TAS: "The Counter-Clock Incident" airs as the final episode of season 2.
Other events
- 23 January
- Claire Rankin is born.
- 5 February
- David Hillary Hughes dies.
- 13 March
- Janos Prohaska dies.
- 17 March
- Willard Sage dies.
- 25 March
- Lark Voorhies is born.
- 15 April
- Douglas Spain is born.
- 5 June
- Chad Allen is born.
- 8 July
- Gene Lyons dies.
- 24 August
- Jennifer Lien is born.
- 2 October
- Michelle Krusiec is born.
- 6 November
- Zoe McLellan is born.
- 27 November
- Alec Newman is born.
- 31 December
- Kenny Morrison is born.
Merchandising
Novels
- February
- Star Trek 10 by James Blish is published by Bantam Books.
- June
- Star Trek Log 1 by Alan Dean Foster is published by Ballantine Books.
- August
- Star Trek Log 2 by Alan Dean Foster is published by Ballantine Books.
- December
- Star Trek Log 3 by Alan Dean Foster is published by Ballantine Books.
Comics
- January
- Gold Key TOS: "Siege in Superspace" (#22)
- March
- Gold Key TOS: "Child's Play" (#23)
- May
- Gold Key TOS: "The Trial of Captain Kirk" (#24)
- July
- Gold Key TOS: "Dwarf Planet" (#25)
- September
- Gold Key TOS: "The Perfect Dream" (#26)
- November
- Gold Key TOS: "Ice Journey" (#27)
Games
- Release of "Star Trek Game" by Hasbro
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