Dermot Walsh
John Sewell
Jane Barrett
Mary Sewell
John Colicos
Dewar
Jameson Clark
Scotty
Marianne Stone
Mrs Simon
Marilyn Baker
Ann Sewell
Anthony Pavey
Michael Sewell
Alan MacNaughtan
Det. Sgt. Daley
John Horsley
Motor Cycle Policeman
Arnold Bell
Sergeant at Road Block
Peter Swanwick
Travelling Salesman
Hal Osmond
Hospital Orderly
Trevor Reid
Dover Police Inspector
Alan Robinson
Dover Immigration Official
Avril Angers
Hiker
Bill Shine
Hiker
John Gilling
Writer
Henry Cass
Director
Norman Hudis
Writer
Desmond Davis
Camera Operator
Robert S. Baker
Producer
John Stoll
Art Direction
Percy Hermes
Assistant Director
Stanley Black
Original Music Composer
Bill Griffiths
Hairdresser
Stanley Marks
Editor
Monty Berman
Producer
W. H. Lindop
Sound Recordist
Monty Berman
Director of Photography
Ronald Liles
Production Controller
Stanley Black
Music Director
Jimmy Evans
Makeup Artist
Clive Midwinter
Production Manager
Jane Buck
Continuity