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Memory Beta, non-canon Star Trek Wiki

"The Ultimate Computer" was the 53rd episode of Star Trek: The Original Series, the 24th episode of the show's second season, first aired on 8 March 1968. The episode was written by Laurence N. Wolf and D.C. Fontana, directed by John Meredyth Lucas and novelized in Star Trek 9 by James Blish.



Episode characters

Clifford Brent[1]Pavel ChekovRichard DaystromEnwrightBill HadleyAli HarperJames T. KirkRoger LemliRyan LeslieM-5 computerLeonard McCoyMontgomery ScottSpockHikaru SuluNyota UhuraRobert Wesley
Referenced only
Carstairs (geologist)Roy DunselAlbert EinsteinAnton HarrisKazangaPhillips (Yeoman)Niall RawlinsSitar (scientist)

Novelization characters

Pavel ChekovRichard DaystromEnwrightAli HarperJames T. KirkM-5 computerLeonard McCoyMontgomery ScottSpockHikaru SuluNyota UhuraRobert Wesley
Referenced only
Carstairs (Ensign)Roy DunselAnton HarrisMasonRawls

Starships and vehicles

Constitution-class heavy cruisers
USS EnterpriseUSS ExcaliburUSS HoodUSS LexingtonUSS Potemkin
other vessels
Woden (ship)


Alpha Carinae IIStarbase 6

Races and cultures

Referenced only
Alpha Carinae II native

Science and classification

Technology and weapons

M-5 computerstarshipUSS Defiant (NCC-1764) library computerviewscreen

Materials and substances


States and organizations

Referenced only
Merchant Marine

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)technologytitletunicuniformuniverseweaponFinagle's Folly


Related media



Episode images



published order
Previous episode:
Patterns of Force
TOS episode produced Next episode:
The Omega Glory
Previous episode:
The Omega Glory
TOS episode aired Next episode:
Bread and Circuses
Previous story:
Return to Tomorrow
Star Trek 9
Next story:
That Which Survives
chronological order
Previous Adventure:
Uhura's Song
Pocket Next Adventure:
Visit to a Weird Planet Revisited
Previous Adventure:
Uhura's Song
Voyages of the
USS Enterprise (NCC-1701)
(2264 to 2270)
Next Adventure:
Visit to a Weird Planet Revisited

External links

  1. This character was not named in the episode but the same actor, wearing an officer's Starfleet uniform, was addressed as Brent in TOS episode: "The Naked Time". The same actor also played the character of Vinci.