The film portrays MacArthur's life from 1942, before the Battle of Bataan, to 1952, when he was removed from his Korean War command by President Truman for insubordination, and is recounted in flashback as he visits West Point.
Douglas MacArthur
Gregory Peck
Lt. Gen. Richard K. Sutherland
Ivan Bonar
Gen. George C. Marshall
Ward Costello
Colonel Sidney Huff
Nicolas Coster
Jean MacArthur
Marj Dusay
President Harry S. Truman
Ed Flanders
General Shepherd
Warde Donovan
Korean Soldier
Branscombe Richmond
Aide
Jerry Holland
The Secretary
Art Fleming
Admiral King
Russell Johnson
General Wainwright
Sandy Kenyon
Representative Martin
Robert Mandan
Colonel Diller
Allan Miller
President Roosevelt
Dan O'Herlihy
Colonel Whitney
Dick O'Neill
Admiral Nimitz
Addison Powell
General Sampson
Tom Rosqui
General Eichelberger
G.D. Spradlin
Admiral Halsey
Kenneth Tobey
General Walker
Garry Walberg
General Marquat
Lane Allan
Television Reporter
Barry Coe
General Krueger
Everett Cooper
General Harding
Charles Cyphers
Prettyman
Manuel DePina
Castro
Jesse Dizon
Admiral Doyle
Philip Kenneally
Admiral Leahy
John McKee
General Kenney
Walter O. Miles
General Blamey
Gerald Peters
General Collins
Eugene Peterson
Ah Cheu
Beulah Quo
General Derevyanko
Alex Rodine
Prime Minister Shidehara
Yuki Shimoda
General Bradley
Fred Stuthman
Admiral Sherman
Harvey Vernon
Lieutenant Bulkeley
William Wellman Jr.
Emperor Hirohito
John Fujioka
POW (uncredited)
Robert V. Barron
Burial Detail Soldier (uncredited)
Klair Bybee
Korean Soldier (uncredited)
Howard Fujimoto
Emperor Hirohito (uncredited)
John Fujioka
Self (archive sound) (uncredited)
Arthur Godfrey
Reporter (uncredited)
Bob Harks
Photographer on USS Missouri (uncredited)
David Custer Kelly
Major Akio Sakud (uncredited)
Evan C. Kim
Japanese Administrative Assistant (uncredited)
Lloyd Kino
Korean Soldier (uncredited)
Branscombe Richmond
Douglas (uncredited)
Shane Sinutko
Lieutenant Colonel (Hospital Commander, Corregidor) (uncredited)
Ramon Sison
Sailor (uncredited)
Greg van Wey
Lieutenant Aames (uncredited)
John Stuart West
Mashito (uncredited)
Marion Yuh