Colossus: The Forbin Project

Colossus: The Forbin Project Cast

24 cast members · 16 with popularity data

Full Cast

Sorted by Buzz Score · May 17, 2026

Dr Charles Forbin

Dr. Cleo Markham

William Schallert

CIA Director Grauber

#11,767 overall

Georg Stanford Brown

Dr. John F. Fisher

#13,471 overall

Colossus (voice) (uncredited)

#15,040 overall

#19,707 overall

Missile Commander

#22,174 overall

Robert Cornthwaite

First Scientist

#31,545 overall

Martin E. Brooks

Dr. Jefferson J. Johnson

#36,965 overall

Scientist (uncredited)

#39,626 overall

William Traylor

Party Guest (uncredited)

#43,258 overall

#43,601 overall

Secretary of State

#44,681 overall

Military Computer Entry - Missile Launch (uncredited)

#56,287 overall

Secretary of Defense

Thomas L. Harrison

Russian Chairman

Serge Tschernisch

Military officer on phone (uncredited)

Logan US Air Force (uncredited)

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