Cast (12)

Tom Baker

The Doctor

Elisabeth Sladen

Sarah Jane Smith

Frederick Jaeger

Sorenson

Ewen Solon

Vishinsky

Prentis Hancock

Salamar

Graham Weston

De Haan

Louis Mahoney

Ponti

Michael Wisher

Morelli

Terence Brook

Braun

Tony McEwan

Baldwin

Haydn Wood

O'Hara

Melvyn Bedford

Reig

Crew (5)

Louis Marks

Writer

David Maloney

Director

Philip Hinchcliffe

Producer

Dudley Simpson

Original Music Composer

Robert Holmes

Script Editor