Calificación
Reparto

Alan Arkin
Simas Kudirka

Richard Jordan
Cmdr. Edward Devon

Donald Pleasence
Capt. Vladimir Popov

George Dzundza
Gruzauskas

John McMartin
Phillip Chadway

Shirley Knight
Genna Kudirka

Marvin Silbersher
Cmdr. Burkalis

Peter Evans
Mott

Ted Shackelford
Blain

Barton Heyman
Dr. Paegle

Jack Blessing
Kabek

Nicholas Guest
Baltrunar

Matthew Arkin
Petras

Salem Ludwig
Assistant Supervisor

Donald Warnock
Stender

Nicholas Saunders
Soviet Chairman