Trailer
Diễn viên
Gordon Pinsent
The President
Willard Sage
Dr. Blake
Marion Ross
Angela Fields
Robert Cornthwaite
First Scientist
Tom Basham
Thomas L. Harrison
Don Ross
Logan US Air Force (uncredited)
Eric Braeden
Dr Charles Forbin
Susan Clark
Dr. Cleo Markham
Georg Stanford Brown
Dr. John F. Fisher
Dolph Sweet
Missile Commander
Byron Morrow
Secretary of State
Sid McCoy
Secretary of Defense
William Schallert
CIA Director Grauber
Alex Rodine
Dr. Kuprin
Martin E. Brooks
Dr. Jefferson J. Johnson
Robert Quarry
Scientist (uncredited)
James Hong
Dr. Chin
Paul Frees
Colossus (voice) (uncredited)
William Traylor
Party Guest (uncredited)