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Episode guide

S1·E9 Dagger of the Mind

Episode
Season 1, Episode 9
Air Date
November 3, 1966
Runtime
50 minutes
Director
Vincent McEveety
Writer
Shimon Wincelberg
Score
6.9/10 (60 TMDB votes)
Story Type
Core Character Arc
Core Aired November 3, 1966 50 min ★ 6.9/10 · 60 TMDB votes
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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

Guest stars

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Frequently Asked Questions

When did Season 1 Episode 9 of Star Trek air?

Season 1, Episode 9 ('Dagger of the Mind') originally aired on November 3, 1966.

How long is Season 1 Episode 9 ('Dagger of the Mind')?

The runtime for this episode is approximately 50 minutes.

What happens in Star Trek Season 1 Episode 9?

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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