Star Trek

The Enemy Within

Season 1    Episode 5
October 6, 1966    50m    TV-PG
72%
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A transporter malfunction causes Captain Kirk to split into his "good" and "evil" selves, and a landing party will freeze to death if they don't merge the two back together.
Directed By
Leo Penn
Written By
Richard Matheson

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Cast of The Enemy Within
  • William ShatnerJames T. Kirk
  • Leonard NimoySpock
  • DeForest KelleyDr. McCoy
  • James DoohanScott
  • George TakeiSulu
  • Nichelle NicholsUhura
  • Eddie PaskeyLt. Leslie (uncredited)
  • Grace Lee WhitneyYeoman Janice Rand
  • Jim GoodwinFarrell
  • Edward MaddenFisher

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