Kadro (16)
Patrick McGoohanJohnny Cousin
Keith MichellCass Michaels
Betsy BlairEmily
Paul HarrisAurelius Rex
Marti StevensDelia Lane
Richard AttenboroughRod Hamilton
Bernard BradenLou Berger
Harry TowbPhalesMaría VelascoBenny
Dave BrubeckHimself - Piano
Charles MingusHimself - BassBert CourtleyHimself - TrumpetKeith ChristieHimself - TromboneRay DempseyHimself - Guitar
John DankworthHimselfJennifer WhiteGirl (uncredited)