Release Date

14 Mar, 1970

Runtime

02:55: (HH:MM)

Synopsis

Investigating mysterious power failures and a death at an underground research centre, The Doctor discovers a colony of Silurians - prehistoric, intelligent reptiles who went into hibernation before man evolved. But now they have woken up, and they are prepared to wipe out mankind with a killer plague to get their planet back.

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Actors

Jon Pertwee

Caroline John

Nicholas Courtney

Fulton Mackay

Norman Jones

Peter Miles

Thomasine Heiner

John Newman

Geoffrey Palmer

Crew

Timothy Combe

Malcolm Hulke

Barry Letts