On screen
Cast
33 credited performers
Terrence Hardiman
The Demon Headmaster
Artwork unavailable
Tom Szekeres
Harvey Hunter
Artwork unavailable
Kristy Bruce
Ingrid
Artwork unavailable
Frances Amey
Dinah Hunter
Gunnar Cauthery
Lloyd Hunter
Artwork unavailable
Rachael Goodyer
Mandy
Artwork unavailable
Anthony Cumber
Ian
Tessa Peake-Jones
Mrs. Hunter
Artwork unavailable
Katherine Wyeth
Rose Carter
Artwork unavailable
James Richard
Simon James
Nina Young
Professor Claudia Rowe
Richard Hope
Professor Tim Dexter
Tony Osoba
Smith
Artwork unavailable
Jay Barrymore
Michael Dexter
Artwork unavailable
David Baukham
Mr. James
Shelley King
Hospital Doctor
Maryann Turner
Mrs. Barnes
Alphonsia Emmanuel
Hyperbrain (voice)
Ed Bishop
TV Supremo
Florence Hoath
Bess
Artwork unavailable
Richard Janes
Brain
Dugald Bruce Lockhart
Peter Giles
Jake Curran
Jeff
Charlie Brooks
Brain
Zawe Ashton
Rebecca
Annette Badland
Post Mistress
Irene Ng
Whitecoat
Danny John-Jules
Eddy Hair
Mark Chapman
Mr. Hunter
Artwork unavailable
Roland Lawrence
Alec Bates
Artwork unavailable
Phyllida Hewat
Passerby
Artwork unavailable
Steven Lennon
Kevin
Artwork unavailable
Laura Rollins
Game Show Winner