Diretor/a
Christopher Miles
DIRETOR/A
Elenco (na ordem dos créditos)
Tim Brinton
Self
Gregory Munroe
Colin Benson
Carol Hazell
Katherine White
Shane Rimmer
Bob Grodin
Richard Marner
Dr. Carl Gerstein
David Baxt
Harry
Alec Linstead
Prof. Broadbent
Norman Chancer
Charles Welbourne
Anthony Roye
Robert Hendry
Patsy Trench
Dr. Ann Clarke
Phoebe Nicholls
Harry's Girlfriend
Ivor Roberts
George Pendlebury
Linda Cunningham
Annie
Nancy Adams
Doreen Patterson
Jonathan Hieatt-Smith
Young Man in Laboratory
Alice Wade
Mrs. Pendlebury
Brian Pendlebury
Graham Fowler(uncredited)