Robert Culp

William Sebastian

Gig Young

Dr. Ham Hamilton

John Hurt

Mitri Cyon

Gordon Jackson

Inspector Cabell

Ann Bell

Anitra Cyon

James Villiers

Sir Geoffrey Cyon

Majel Barrett

Lilith

Jenny Runacre

Sydna

Angela Grant

Butler

Penny Irving

First Maid

Vicki Michelle

Second Maid

Lindy Benson

Third Maid

Sally Farmiloe

Fourth Maid

Michael Latimer

Co-Pilot

Clive Donner