Cast
Paul Massie
David Harris
Gordon Heath
Paul Slade
Susan Stranks
Student
Orlando Martins
Barman
Basil Dignam
Doctor Burgess
Lucy Griffiths
Johnnie Fiddle's Landlady
Lloyd Reckord
Pianist in International Club
Desmond Llewelyn
Police Constable
Michael Craig
Inspector Phil Learoyd
Bernard Miles
Ted Harris
Rupert Davies
Ferris
Boscoe Holder
Dancer in Nightclub
Yvonne Mitchell
Mildred
Vanda Hudson
Girl at Tulip Club
Philip Ray
Mr. Young
Peter Vaughan
Detective Whitehead (uncredited)
Harry Baird
Johnnie Fiddle
John Richardson
Student
Olga Lindo
Mrs. Harris
Earl Cameron
Dr. Robbins
Victor Brooks
Police Sgt.
Nigel Patrick
Superintendent Robert Hazard
Yvonne Buckingham
Sapphire Robbins
Thomas Baptiste
Man on the Street
Nora Gordon
Newsagent's Wife
Dan Jackson
Nightclub Owner
Philip Lowrie
Student
Richard Vernon
Doctor at Crime Scene
Barbara Steele
Student
Freda Bamford
Sgt. Cook
Grace Arnold
Sapphire's Landlady
Dorothy Gordon
Lily
Dolores Mantez
Student (International Club)