This is the dawning of the Age of Colossus (where peace is compulsory... freedom is forbidden... and Man's greatest invention could be Man's greatest mistake).
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.
Colossus: The Forbin Project (1970) is a science fiction and thriller film directed by Joseph Sargent, released on April 8, 1970 with a runtime of 1h 40m. It stars Eric Braeden, Susan Clark, Gordon Pinsent and William Schallert. Viewers rate it 7.0 out of 10 across 270 ratings.
Watch the official trailer for Colossus: The Forbin Project before you stream it.
Official trailers, teasers, clips and featurettes for Colossus: The Forbin Project.
Trailer
Featurette
Eric Braeden
as Dr Charles Forbin
Susan Clark
as Dr. Cleo Markham
Gordon Pinsent
as The President
William Schallert
as CIA Director Grauber
Georg Stanford Brown
as Dr. John F. Fisher
Willard Sage
as Dr. Blake
Alex Rodine
as Dr. Kuprin
Martin E. Brooks
as Dr. Jefferson J. Johnson
Marion Ross
as Angela Fields
Dolph Sweet
as Missile Commander
Byron Morrow
as Secretary of State
Lew Brown
as Peterson
Directed by Joseph Sargent, written by D.F. Jones and James Bridges, produced by Stanley Chase.
Average viewer score of 7.0/10 from 270 ratings.
This film is an overlooked classic. Very rarely seen on TV. It is both a science fiction tale and a Cold War drama. The United States creates a super computer to control its defence systems. This advanced machine has its own intelligence so that it can absorb the mass of data required to manage the nuclear arsenal. Dr Charles Forbin the creator of this computer called Colossus. Forbin is soon informed that there is…
Reviewed on February 7, 2017
**Great movie, still relevant today** I just saw this movie for the first time, and it is an intelligent and well-done sci-fi thriller. It deals with AI sentience, and almost can be seen as the beginnings of Gort (from another excellent sci-fi film from 1951 called The Day The Earth Stood Still)\ \ If you're not sure about watching this, just watch it, you might be surprised and find a hidden, thought-provoking, gem!
Reviewed on July 31, 2026
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Colossus: The Forbin Project (1970) is currently available to rent or buy from Amazon Video, Apple TV Store, Google Play Movies, YouTube and Fandango At Home. No subscription streaming option is listed right now, so availability may change.
The main cast of Colossus: The Forbin Project (1970) includes Eric Braeden, Susan Clark, Gordon Pinsent, William Schallert and Georg Stanford Brown. The film was directed by Joseph Sargent. You can see the full cast and crew list, with character names, further up this page.
Colossus: The Forbin Project was released on April 8, 1970 and runs for 1h 40m.
Colossus: The Forbin Project (1970) holds an average rating of 7.0 out of 10 from 270 viewer votes, and is a good pick if you enjoy science fiction and thriller films. Read the viewer reviews on this page to decide for yourself.
Yes. The official Colossus: The Forbin Project trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.
