Colossus: The Forbin Project

The U.S. has handed over control of its nuclear defense system to the Colossus supercomputer designed by scientist Dr. Charles Forbin. It soon becomes clear, that the now-sentient Colossus is far more intelligent than its creator realized—with the fate of the world hanging in the balance.

• 
  Joseph Sargent
• 
  Robin S. Clark

• 
  Eric Braeden
  Dr Charles Forbin
• 
  Susan Clark
  Dr. Cleo Markham
• 
  Gordon Pinsent
  The President
• 
  William Schallert
  CIA Director Grauber
• 
  Georg Stanford Brown
  Dr. John F. Fisher
• 
  Willard Sage
  Dr. Blake
• 
  Alex Rodine
  Dr. Kuprin
• 
  Martin E. Brooks
  Dr. Jefferson J. Johnson
• 
  Marion Ross
  Angela Fields
• 
  Dolph Sweet
  Missile Commander
• 
  Byron Morrow
  Secretary of State
• 
  Lew Brown
  Peterson
• 
  Sid McCoy
  Secretary of Defense
• 
  James Hong
  Dr. Chin
• 
  Robert Cornthwaite
  First Scientist
• 
  Tom Basham
  Thomas L. Harrison
• 
  Leonid Rostoff
  Russian Chairman
• 
  Serge Tschernisch
  Translator
• 
  John Davey
  Military officer on phone (uncredited)
• 
  Paul Frees
  Colossus (voice) (uncredited)