Patrick Troughton

The Doctor

Frazer Hines

Jamie McCrimmon

Wendy Padbury

Zoe Heriot

Ronald Leigh-Hunt

Commander Radnor

Louise Pajo

Gia Kelly

Philip Ray

Professor Eldred

Terry Scully

Fewsham

Ric Felgate

Brent

Harry Towb

Osgood

Christopher Coll

Phipps

Martin Cort

Locke

Hugh Morton

Sir James Gregson

Derrick Slater

Security Guard

John Witty

Computer Voice

Alan Bennion

Slaar

Michael Ferguson