- Tristram Jellinek - Simpson
- Miriam Margolyes - Doctor Wallace
- John Joyce - Chief Inspector Miller
- Mark Lewis Jones - Godfrey
- Leonard Fenton - Commissionaire
- Joanna Dickens - Lady Farmer
- R.J. Bell - Klutz
- Peter Whitman - Friborg
- Olivier Pierre - Jabowlski
- Edward Wiley - Laribee's Assistant
- Robert Austin - Newscaster
- John Barcroft - McKenzie
- Bill Stewart - Walters
- David Joss Buckley - TV Presenter
- Roger Hammond - Soundman
- Des Webb - Eskimo Chief
- Jo Ross - Woman in Dining Room
- Jimmy Mulville - Motorway Policeman
- Derek Deadman - Man in Car
- Angela Crow - Woman in Car
- Leslie Grantham - Motorway Policeman
- Barbara Hicks - Stenographer
- Tim Barker - Mathematician
- Graham Fellows - Cipher
- Bob Sessions - TV Presenter (US)
- Shane Rimmer - Redneck (Melvin)
- Diana Ricardo - Redneck Wife
- Ian East - Scientist
- Michael J. Jackson - Scientist
- James Taylor - Minister
- Christopher Northey - Whitehall Flunky
- Susan Denaker - Nurse
- Lesa Lockford - Nurse
- Edward Arthur - TV Interviewer (UK)
- Shelley Thompson - Nurse Purse
- Richenda Carey - Countess Gretel
- John Clamp - Bobby
- David Haig - Palatial House Flunkey
- Robert Henderson - Diner Customer
- Karen Lancaster - Stanley's Assistant
- Ronnie Stevens - Hotel Manager
- Pamela Mandell - Mary
- Robin Driscoll - Space Pilot
- David Whitaker - Deputy
- Barrie Holland - Minister's Dinner Guest (uncredited)
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Ameer Fakher Eldin
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Dorothe Beinemeier, Catherine Chagnon, Marco Valerio Fusco, Micaela Fusco, Tony Copti, Jiries Copti
Capítulo disponible en las siguientes plataformas:
