On screen
Cast
14 credited performers
Tom Baker
The Doctor
Elisabeth Sladen
Sarah Jane Smith
Milton Johns
Guy Crayford
Peter Welch
Morgan
Artwork unavailable
Martin Friend
Styggron
Max Faulkner
Cpl. Adams
Artwork unavailable
Dave Carter
Grierson
Ian Marter
Harry Sullivan
Roy Skelton
Chedaki
John Levene
RSM Benton
Artwork unavailable
Stuart Fell
Kraal
Patrick Newell
Col. Faraday
Artwork unavailable
Hugh Lund
Matthews
Heather Emmanuel
Tessa