Peter Davison
The Doctor
Acting
Matthew Waterhouse
Adric
Acting
Janet Fielding
Tegan
Acting
Sarah Sutton
Nyssa
Acting
James Warwick
Scott
Acting
Clare Clifford
Kyle
Acting
Beryl Reid
Briggs
Acting
June Bland
Berger
Acting
Steve Morley
Walters
Acting
Suzi Arden
Snyder
Acting
Ann Holloway
Mitchell
Acting
Anne Clements
Trooper
Acting
Mark Straker
Trooper
Acting
Alec Sabin
Ringway
Acting
Mark Fletcher
Crewmember
Acting
Christopher Whittingham
Crewmember
Acting
David Banks
Cyber Leader
Acting
Mark Hardy
Cyber Lieutenant
Acting
William Hartnell
The Doctor (1) (archive footage)
Acting
Patrick Troughton
The Doctor (2) (archive footage)
Acting
Tom Baker
The Doctor (4) (archive footage)
Acting