Doctor Who
The Doctor
The Monitor
The Master
Tegan
Adric
Nyssa
Security Guard
Brigadier Lethbridge Stewart (archive footage) (uncredited)
Black Guardian (archive footage) (uncredited)
The Watcher (uncredited)
Security Guard (uncredited)
Leela (archive footage) (uncredited)
K9 (voice) (archive footage) (uncredited)
Harry Sullivan (archive footage) (uncredited)
The Master (archive footage) (uncredited)
Pirate Captain (archive footage) (uncredited)
Cyberleader (archive footage) (uncredited)
Sarah Jane Smith (archive footage) (uncredited)
Pharos Project Boffin (uncredited)
Romana (archive footage) (uncredited)
Davros (archive footage) (uncredited)
Broton (archive footage) (uncredited)