Steven Hilliard Stern
Director
Wesley Ferguson
Writer
Laszlo George
Cinematography
Arthur B. Rubinstein
Music
Wilford Brimley
Dr. Andrew McCallister
Michael Ironside
Capt. Neal Braddock
Martin Balsam
Alexander Rostov
Damir Andrei
Col. Alexander Kalsinov
Tom Butler
Maj. Kurt Steiner
Wendy Crewson
Irene Tremayne
Scot Denton
David Tremayne
Peter Dvorsky
Mitch Carlino
Léo Ilial
Dr. Phillipe Berdoux (as Leo Ilial)
Alan Jordan
Jeffrey Kilbride
Jan Rubeš
Gregory Denarenko
Cathie Shirriff
Olga Denarenko
Kate Trotter
Pamela Cooper
Nerene Virgin
Dr. Margaret Leigh
Alberta Watson
Dominica Mastrelli
Timothy Webber
Guy Sterling
Arthur Hill
Vice-President
Kate Lynch
Eleanor
A.C. Peterson
Vasilev (as Alar Aedma)
Gloria Carlin
Dinah Greenberg
Barry Flatman
Roarke
Richard Blackburn
Captain
Cheryl Wilson
Reporter
