Cast

Jon Pertwee

The Doctor

Elisabeth Sladen

Sarah Jane Smith

Nicholas Courtney

Brigadier Lethbridge-Stewart

Richard Franklin

Mike Yates

John Levene

Sergeant Benton

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Noel Johnson

Sir Charles Grover

Peter Miles

Professor Whittaker

Martin Jarvis

Butler

John Bennett

General Finch

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Terence Wilton

Mark

Crew

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Malcolm Hulke

Writer (Writing)

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Paddy Russell

Director (Directing)

Dudley Simpson

Music (Sound)

Terrance Dicks

Script Editor (Writing)

Robert Holmes

Script Editor (Writing)

Barry Letts

Producer (Production)