Tom Baker

The Doctor

Louise Jameson

Leela

Christopher Benjamin

Henry Gordon Jago

Trevor Baxter

Professor Litefoot

John Bennett

Li H'sen Chang

Michael Spice

Weng-Chiang (Magnus Greel)

Deep Roy

Mr. Sin

David McKail

Sergeant Kyle

Alan Butler

Buller

Chris Gannon

Casey

Conrad Asquith

PC Quick

Patsy Smart

Ghoul

Tony Then

Lee

John Wu

Coolie

Judith Lloyd

Teresa

Vaune Craig-Raymond

Cleaning Woman

Penny Lister

Singer

Dudley Simpson

Conductor (uncredited)

Vincent Wong

Ho