Memory Beta, non-canon Star Trek Wiki
Memory Beta, non-canon Star Trek Wiki

"Arena" was the 19th episode of Star Trek: The Original Series produced in the show's first broadcast season, first aired on 19 January 1967. The episode was written by Fredric Brown and Gene L. Coon, directed by Joseph Pevney and novelized in Star Trek 2 by James Blish.



Episode characters[]

Clifford Brent[1]Sean DePaulBill HadleyMatthew HaroldHarrisonRogelio KelowitzJames T. KirkLangRyan LeslieLeonard McCoyO'HerlihyS'alathMontgomery ScottSpockHikaru SuluNyota UhuraMetron
Referenced only 
Howard Travers

Novelization characters[]

James T. KirkLeonard McCoyS'alathSpockNyota UhuraMetron
Referenced only 
Howard Travers

Starships and vehicles[]

USS Enterprise (Constitution-class heavy cruiser) • Gress'sril (MA12-class cruiser)


Cestus III

Races and cultures[]


States and organizations[]

Metron ConsortiumUnited Federation of PlanetsGorn Hegemony

Technology and weapons[]


Materials and substances[]


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)technologytitletunicuniformuniverseweapon


Related media[]

Novel adaptations[]

Video releases[]




published order
Previous episode:
The Squire of Gothos
TOS episode produced Next episode:
The Alternative Factor
Previous episode:
The Squire of Gothos
TOS episode aired Next episode:
Tomorrow is Yesterday
Previous story:
first story in book
Star Trek 2
Next story:
A Taste of Armageddon
chronological order
Previous Adventure:
The Squire of Gothos
Pocket Next Adventure:
A Vulcan, A Klingon, and an Angel (backstory)
Previous Adventure:
The Squire of Gothos
Voyages of the
USS Enterprise (NCC-1701)
(2264 to 2270)
Next Adventure:
The Alternative Factor

External link[]

  • 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.
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