Pat O’Brien

Knute Rockne

Ronald Reagan

George Gipp

Donald Crisp

Father John Callahan, C.S.C

Albert Bassermann

Father Julius Nieuwland

John Litel

Committee Chairman

Henry O'Neill

Doctor

Owen Davis Jr.

Gus Dorais

John Qualen

Lars Knutson Rockne

Dorothy Tree

Martha Rockne

Johnny Sheffield

Knute - Age 7

Erville Alderson

Kansas Farmer Witnessing Airplane Crash (uncredited)

Rudolph Anders

Elder in Norway (uncredited)

Wade Boteler

Trainer (uncredited)

David Bruce

Reporter When Knute is Ill (uncredited)

Cliff Clark

Danny - Post Office Paymaster (uncredited)

Frank Coghlan Jr.

Messenger (uncredited)

Donald Curtis

West Point Football Player (uncredited)

Edgar Dearing

Doc - Knute's Friend at Kansas City Airport (uncredited)

Dudley Dickerson

Train Porter (uncredited)

James Flavin

Army Assistant Coach (uncredited)

John Gallaudet

Notre Dame Coach Harper (uncredited)

Sol Gorss

Man Wheeling Knute's Wheelchair (uncredited)

Creighton Hale

Callahan's Secretary (uncredited)

Harry Harvey Jr.

Boy (uncredited)

William Hopper

New York Reporter When Knute is Ill (uncredited)

George Irving

Doc - a Notre Dame Professor (uncredited)

Dickie Jones

Boy Captain (uncredited)

Brian Keith

Student at Train Station (uncredited)

Paul Panzer

Extra at Train Station (uncredited)

Steve Pendleton

Football Player #12 (uncredited)

Lee Phelps

Army Coach (uncredited)

George Reeves

Distraught Player (uncredited)

Billy Sheffield

Knute Rockne - Age 4 (uncredited)

Edwin Stanley

Committee Member (uncredited)

Charles Trowbridge

Professor (uncredited)

Frederick Vogeding

Elder in Norway (uncredited)

Pierre Watkin

Commissioner at Hearing (uncredited)

Charles C. Wilson

Gambler (uncredited)

Maris Wrixon

Telephone Operator (uncredited)