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

Dave Brubeck

Himself - Piano

Charles Mingus

Himself - Bass

John Dankworth

Himself

Jennifer White

Girl (uncredited)

Carol White

Lucille (uncredited)