The Doctor
Tom Baker
Adric
Matthew Waterhouse
Peter Davison
The Master (archive footage)
Peter Pratt
The Captain (archive footage)
Bruce Purchase
Davros (archive footage)
Michael Wisher
The Black Guardian (archive footage)
Valentine Dyall
Sarah Jane Smith (archive footage)
Elisabeth Sladen
Harry Sullivan (archive footage)
Ian Marter
Brigadier Lethbridge-Stewart (archive footage)
Nicholas Courtney
Leela (archive footage)
Louise Jameson
Romana (I) (archive footage)
Mary Tamm
Nyssa
Sarah Sutton
Romana (II) (archive footage)
Lalla Ward
Tegan Jovanka
Janet Fielding
The Master
Anthony Ainley
Aunt Vanessa
Delore Whiteman
Detective Inspector
Tom Georgeson
The Monitor
John Fraser
Security Guard
Christopher Hurst
The Watcher (uncredited)
Adrian Gibbs
Producer
John Nathan-Turner
Visual Effects
Dave Chapman
Executive Producer
Barry Letts
Lighting Director
Henry Barber
Writer
Christopher H. Bidmead
Director
Peter Grimwade
Original Music Composer
Paddy Kingsland
Script Editor
Editor
Paul Humfress
Camera Operator
Reg Poulter
Makeup Artist
Dorka Nieradzik
Production Design
Malcolm Thornton
Production Manager
Margot Hayhoe
Costume Design
June Hudson
Production Assistant
Patricia Greenland
Sound
John Holmes
Visual Effects Designer
John Horton
Special Sound Effects
Dick Mills
Rod Waldron
Jim McAlister
Peter Hall