William Hartnell

The Doctor

Jacqueline Hill

Barbara Wright

William Russell

Ian Chesterton

Maureen O'Brien

Vicki

Peter Sanders

Sita

Peter Craze

Dako

Bill Starkey

Third Xeron / Xeron

Richard Shaw

Lobos

Jeremy Bulloch

Tor

Salvin Stewart

Morok Messenger / Morok Guard

Peter Diamond

Morok Technician / Morok Guard

Lawrence Dean

Morok Guard

Ken Norris

Morok Guard

Ivor Salter

Morok Commander

Michael Gordon

Xeron

Edward Granville

Xeron

David Wolliscroft

Xeron

Billy Cornelius

Morok Guard

Peter Hawkins

Dalek (voice)

Murphy Grumbar

Dalek