นักแสดง
Roger Lloyd Pack
Hospital Doctor
Gwyneth Strong
Jan, Ken's Girlfriend
Niall Padden
Police 3
Mel Smith
Disco Doorman
Derrick O'Connor
Detective Ritchie
Jack Douglas
Senior Police Officer
P.H. Moriarty
Police 1
Pete Lee-Wilson
Ken's Gang 3 (as Peter Wilson)
Gary Olsen
Ken's Gang 4
Brenda Fricker
Nurse
Jimmy Hibbert
Disco 3
Geraldine James
Ritchie's Wife
Richard Beckinsale
Detective Ritchie (uncredited; Died before filming completed)
Daniel Peacock
School 2
Kim Taylforth
Disco 4
Nula Conwell
Ken's Gang 1
Richard Hope
Police 2
Jane Gurnett
Girl at Police Station (uncredited)
George Costigan
School Masters 2
Jesse Birdsall
Ken's Gang 5
June Watson
Nurse
Gary Holton
Ken