Tom Baker
The Doctor
Acting
Louise Jameson
Leela
Acting
Chris Tranchell
Andred
Acting
Milton Johns
Castellan Kelner
Acting
Dennis Edwards
Lord Gomer
Acting
Reginald Jessup
Lord Savar
Acting
Charles Morgan
Gold Usher
Acting
John Leeson
K9 (voice)
Acting
Derek Deadman
Stor
Acting
John Arnatt
Chancellor Borusa
Acting