William Hartnell

as The Doctor (voice)

Peter Purves

as Steven Taylor (voice)

Jackie Lane

as Dodo Chaplet (voice)

Frederick Jaeger

as Jano (voice)

Ewen Solon

as Chal (voice)

Geoffrey Frederick

as Exorse (voice)

Norman Henry

as Senta (voice)

Patrick Godfrey

as Tor (voice)

Peter Thomas

as Captain Edal (voice)