Robert Logan

Character: T.R. Sloane

Dan O'Herlihy

Character: The Director

Penelope Windust

Character: Emma Blessing

Ann Turkel

Character: Sabina Dorffman

Maggie Cooper

Character: Chrissy Randall

Ji-Tu Cumbuka

Character: Torque

Paul Mantee

Character: James DiGiorgio

Fred Sadoff

Character: Armand Duke

Clive Revill

Character: Erik Clawson

Diana Webster

Character: Mother Superior

Michele Carey

Character: Effie (voice)

Peter Nyberg

Character: August Inmann

Fiona Gordon

Character: Sister Trilby

Tonyo Meléndez

Character: Cuban Officer

Michael Yama

Character: Photographer

Richard Lineback

Character: U.S. Army Enlisted Man

Lillian Müller

Character: Ilse Lander

Ava Lazar

Character: Flight Attendant

James Chandler

Character: Gideon Peak Guard

Roger Til

Character: Henir

Paula Jones

Character: Ground Hostess

Connie Garrison

Character: Model

William Meigs

Character: U.S. Army General

Stephen Coit

Character: Coroner

David Brandon

Character: General's Aide

Arthur Tovey

Character: Scientist (uncredited)