Evan
John Cassavetes
Tina
Virginia Maskell
Ian Fleming
Marcus
Sidney Poitier
Mrs. Lomax
Isabel Dean
The Commissioner
Colin Gordon
Prescott
Howard Marion-Crawford
Captain Jason
Edric Connor
Ruth
Ruby Dee
Mrs. Carruthers
Gladys Boot
Band Leader
Julian Mayfield
Director of Photography
Freddie Francis
Writer
Ring Lardner, Jr.
Novel
Robb White
Editor
Gordon Pilkington
Original Music Composer
Clifton Parker
Producer
Leon Clore
Pat Jackson
Director
Second Assistant Director
Charles Hammond
Production Manager
Laurie Lawrence
Sound Recordist
George Adams
Art Direction
William Hutchinson
Makeup Artist
Trevor Crole-Rees
Basil Fenton-Smith