William Hartnell
The Doctor
Acting
Jacqueline Hill
Barbara Wright
Acting
William Russell
Ian Chesterton
Acting
Maureen O'Brien
Vicki
Acting
Catherine Fleming
Animus (voice)
Acting
Roslyn de Winter
Vrestin
Acting
Arne Gordon
Hrostar
Acting
Arthur Blake
Hrhoonda
Acting
Jolyon Booth
Hlynia
Acting
Jocelyn Birdsall
Hlynia
Acting
Martin Jarvis
Hillo
Acting
Ian Thompson
Hetra
Acting
Barbara Joss
Nemini
Acting
Robert Jewell
Zarbi
Acting
Jack Pitt
Zarbi
Acting
Gerald Taylor
Zarbi
Acting
Hugh Lund
Zarbi
Acting
Kevin Manser
Zarbi
Acting
John Scott Martin
Zarbi
Acting