Colossus: The Forbin Project

Colossus: The Forbin Project Cast

24 cast members · 16 with popularity data

Full Cast

Sorted by Buzz Score · April 29, 2026

Dr Charles Forbin

Dr. Cleo Markham

#10,963 overall

Georg Stanford Brown

Dr. John F. Fisher

#13,111 overall

Colossus (voice) (uncredited)

#14,522 overall

William Schallert

CIA Director Grauber

#15,393 overall

Missile Commander

#19,630 overall

#26,911 overall

Robert Cornthwaite

First Scientist

#35,356 overall

Secretary of State

#38,099 overall

Martin E. Brooks

Dr. Jefferson J. Johnson

#38,259 overall

Scientist (uncredited)

#40,779 overall

William Traylor

Party Guest (uncredited)

#43,873 overall

#47,314 overall

Military Computer Entry - Missile Launch (uncredited)

#54,049 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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