S1·E9 Dagger of the Mind
Aired November 3, 1966 50 min ★ 6.9/10 · 56 TMDB votes
Synopsis
When a wild eyed maniac escaping from the Tantalus Penal Colony turns out to be one of the psychiatric staff, Kirk investigates the institution and discovers a chilling exercise in mind control.
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Director & writers
Vincent McEveetyDirectorShimon WincelbergWriter
Guest stars
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