출연진
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