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Memory Beta, non-canon Star Trek Wiki
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"Tomorrow is Yesterday" was the 21st episode of Star Trek: The Original Series produced in the show's first broadcast season, first aired on 26 January 1967. The episode was written by D.C. Fontana, directed by Michael O' HerlihyMA and novelized in Star Trek 2 by James Blish.

References

Characters

Episode characters

Robert AbramsClifford BrentJohn ChristopherLucas FelliniBill HadleyJames T. KirkJohn KyleRyan LeslieLeonard McCoyMontgomery ScottSpockHikaru SuluNyota UhuraWebbUSS Enterprise computerunnamed US military personnel (Air Police staff sergeant)
Referenced only
Shaun Geoffrey Christopher

Novelization characters

AmesJohn ChristopherJames T. KirkLeonard McCoyMontgomery ScottSpockHikaru SuluNyota Uhura
Referenced only
Shaun Geoffrey Christopher

Locations

EarthOmaha, Nebraska

Starships and vehicles

Bluejay 4 (F-104 Starfighter) • USS Enterprise (Constitution-class heavy cruiser)

Races and cultures

HumanVulcan

Technology and weapons

starshipviewscreen

Materials and substances

atmospherebloodgasoxygen

States and organizations

FederationStarfleetUnited States Air ForceVegan Tyranny

Ranks and titles

captaincommandercommanding officercommunications officerFederation Starfleet ranksFederation Starfleet ranks (2260s)first officerlieutenant commanderofficerscientistscience officer

Other references

anatomyarmbootclothingFederation membersfingerfive-year missiongovernmenthumanoidlanguagelifeformlogicmattermemorynation-stateorbitpantsquadrantraces and culturesrankspacestarstardateStarfleet uniformStarfleet uniform (2260s)technologytitletunicuniformuniverseweaponSlingshot effectchicken soup

Appendices

Related media

Novel adaptations

Video releases

Images

Episode images

Adaptation images

Connections

Timeline

published order
Previous episode:
The Alternative Factor
TOS episode produced Next episode:
The Return of the Archons
Previous episode:
Arena
TOS episode aired Next episode:
Court Martial
Previous story:
A Taste of Armageddon
Star Trek 2
Blish2
Next story:
Errand of Mercy
chronological order
Previous Adventure:
The Alternative Factor
Pocket Next Adventure:
Web of the Romulans
Previous Adventure:
The Alternative Factor
Voyages of the
USS Enterprise (NCC-1701)
(2264 to 2270)
Next Adventure:
Vicious Circle!


External links

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