Dr. Andrew McCallister
Capt. Neal Braddock
Alexander Rostov
Col. Alexander Kalsinov
Maj. Kurt Steiner
Irene Tremayne
David Tremayne
Mitch Carlino
Dr. Phillipe Berdoux (as Leo Ilial)
Jeffrey Kilbride
Gregory Denarenko
Olga Denarenko
Pamela Cooper
Dr. Margaret Leigh
Dominica Mastrelli
Guy Sterling
Vice-President
Eleanor
Vasilev (as Alar Aedma)
Dinah Greenberg
Roarke
Captain
Reporter
Technician
Technician
Technician
Technician
TV Announcer
Man
Deputy
Jenner