Ηθοποιοί επεισοδίου
Γουίλιαμ ΣάτνερJames T. Kirk
Leonard NimoySpock
DeForest KelleyDr. McCoy
James DoohanScott
Τζορτζ ΤακέιSulu
Nichelle NicholsUhura
Τζόαν ΚόλινςEdith Keeler
Eddie PaskeyLieutenant Leslie (uncredited)
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Howard Culver
John WinstonLieutenant Kyle
Carey LoftinTruck driver (uncredited)
Hal BaylorPoliceman
John HarmonBum who finds phaser
David L. RossGalloway
Συντελεστές
Joseph PevneyDirectorD.C. FontanaWriterHarlan EllisonWriterGerald Perry FinnermanDirector of PhotographyRolland M. BrooksArt DirectionWalter M. JefferiesArt DirectionAlexander CourageMusicJames BallasEditorWilliam Ware TheissCostume DesignIrving A. FeinbergProperty MasterFred B. PhillipsMakeup ArtistVirginia DarcyHairstylistJim RuggSpecial EffectsJoseph D'AgostaCastingGregg PetersAssistant DirectorMarvin MarchSet Decoration