Peter Graves

Character: Alec Franklin

Curd Jürgens

Character: Baron "Marchant"

Michael Dante

Character: Konstanine Senyonov

John Carradine

Character: Professor Nikolaeff

Carmen G. Cervera

Character: Nina

Pouri Banaei

Character: Leila

Karin Schubert

Character: Galina Fedorovna

Robert Avard Miller

Character: Stetson

Michael Tietz

Character: Toni Glanert

Mel Novak

Character: Mendoza

Aldo Sambrell

Character: George

Frank Braña

Character: Rigo

Pat Johnson

Character: Atwood

Hosein Gil

Character: Hasan

Tamara Elliot

Character: Iranian Dancer

Walter Stocker

Character: Masters

Curt Lowens

Character: Russian Scientist

Maurice Marsac

Character: Russian General

Michael Ivie

Character: State Department Official

George Briggs

Character: Russian General II

Peter Colt

Character: "Mickey"

Úrsula Grin

Character: Casino Hostess

Herbert Fux

Character:

Alfie Martin

Character: Officer (uncredited)