Top cast
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
Vernon Smythe
Col. Jarvis
Gerda Larsen
Blondi
Barry Steele
Barman
Edwin Richfield
Porter
Philip Johns
Detective Sergeant (uncredited)
Joe Wadham
Police Driver (uncredited)
Directed by
Peter Graham Scott
Written by
Barbara S. Harper
Produced by
Francis Edge, Luigi Rovere, John Temple-Smith