Peter Graham Scott
Director John Temple-Smith
Producer Francis Edge
Producer Luigi Rovere
Producer

Griffith Jones
Robert Ainsworth Ursula Howells
Lucille Ainsworth Honor Blackman
Sarah Hayward Ewen Solon
Detective Inspector Marshall Carl Bernard
Gilbert Morgan Mary Jones
Nella Langford Philip Gilbert
John Langford John Van Eyssen
Clive Franklyn Doris Yorke
Landlady Harry Ross
Bernard Goodman Robert Raikes
Detective Sgt. Berry Gordon Phillott
Rigby

Harry Tate
Sound Pamela Barrington
Novel Tom Simpson
Editor Barbara S. Harper
Screenplay Stanley Marks
Sound Editor Peter Sandford
Focus Puller John Brommage
Boom Operator Dick Smith
Sound Recordist Curtis Reeks
Still Photographer Walter J. Harvey
Director of Photography Anthony Heller
Camera Operator