Tyrone Power

Martin Maher

Maureen O'Hara

Mary O'Donnell

Robert Francis

James Sundstrom Jr.

Donald Crisp

Old Martin

Ward Bond

Herman Kohler

Betsy Palmer

Kitty Carter

Philip Carey

Chuck Dotson

William Leslie

James "Red" Sundstrom

Harry Carey, Jr.

Dwight Eisenhower

Patrick Wayne

Abner "Cherub" Overton

Sean McClory

Dinny Maher

Peter Graves

Rudolph Heinz

Milburn Stone

John Pershing

Erin O'Brien-Moore

Mrs. Koehler

Walter Ehlers

Mike Shannon

Willis Bouchey

Major Thomas

Ken Curtis

Specialty (uncredited)

Tom Hennesy

Cadet Dotson (uncredited)

Martin Milner

Jim O'Carberry (uncredited)

Mickey Simpson

Policeman (uncredited)

Harry Tenbrook

Waiter (uncredited)

Jean Moorhead

Undetermined Secondary Role (uncredited)

Chuck Courtney

Whitey Larson (uncredited)

Robert Ellis

Cadet Short (uncredited)

Ron Nyman

Recruit (uncredited)

Jack Pennick

Recruiting Sergeant (uncredited)