Colossus: The Forbin Project

Colossus: The Forbin Project Cast

24 cast members · 16 with popularity data

Full Cast

Sorted by Buzz Score · June 16, 2026

Dr Charles Forbin

Dr. Cleo Markham

Georg Stanford Brown

Dr. John F. Fisher

#11,372 overall

Colossus (voice) (uncredited)

#14,801 overall

William Schallert

CIA Director Grauber

#16,637 overall

#22,577 overall

Missile Commander

#25,836 overall

Secretary of State

#33,399 overall

Martin E. Brooks

Dr. Jefferson J. Johnson

#36,104 overall

Robert Cornthwaite

First Scientist

#37,279 overall

Military Computer Entry - Missile Launch (uncredited)

#38,845 overall

Scientist (uncredited)

#43,682 overall

William Traylor

Party Guest (uncredited)

#46,374 overall

#49,147 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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