Discover
Patrick McGoohan
Johnny Cousin
Keith Michell
Cass Michaels
Betsy Blair
Emily
Paul Harris
Aurelius Rex
Marti Stevens
Delia Lane
Richard Attenborough
Rod Hamilton
Bernard Braden
Lou Berger
Harry Towb
Phales
María Velasco
Benny
Dave Brubeck
Himself - Piano
Charles Mingus
Himself - Bass
Bert Courtley
Himself - Trumpet
Keith Christie
Himself - Trombone
Ray Dempsey
Himself - Guitar
John Dankworth
Himself
Jennifer White
Girl (uncredited)
Art
Ray Simm
Art Direction
Directing
Basil Dearden
Director
Editing
John D. Guthridge
Editor
Production
Diana Hawkins
Publicist
Bob Roberts
Executive Producer
Michael Relph
Producer
Basil Dearden
Co-Producer
Sound
Philip Green
Original Music Composer