Cast

Jon Pertwee

The Doctor

Roger Delgado

The Master

Katy Manning

Jo Grant

Edwin Richfield

Captain Hart

Clive Morton

Trenchard

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June Murphy

3rd Officer Jane Blythe

Donald Sumpter

Commander Ridgeway

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David Griffin

Lt. Commander Mitchell

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Hugh Futcher

Hickman

Royston Tickner

Robbins

Crew

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Malcolm Clarke

Music (Sound)

Michael E. Briant

Director (Directing)

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Malcolm Hulke

Writer (Writing)

Barry Letts

Producer (Production)