• 
  John Ford

  regizor

• 
  Edward Hope

  scenarist

• 
  Maureen O'Hara

  Mary O'Donnell
• 
  Harry Carey Jr.

  Dwight Eisenhower
• 
  Tyrone Power

  Martin Maher
• 
  Betsy Palmer

  Kitty Carter
• 
  Bess Flowers

  Football Fan, Army/Notre Dame Game
• 
  Jack Pennick

  Recruiting sergeant

• 
  Milburn Stone

  Capt. John Pershing
• 
  Donald Crisp

  Old Martin
• 
  James O'Hara

  Cadet Thorne
• 
  Don Barclay

  McDonald
• 
  Mickey Simpson

  New York policeman
• 
  Mary Benoit

  Bit
• 
  Philip Carey

  Charles 'Chuck' Dotson

• 
  Mimi Doyle

  Nun
• 
  Robert Francis

  James N. Sundstrom Jr.
• 
  Harry Tenbrook

  Chelner
• 
  Ken Curtis (I)

  Specialty
• 
  Ward Bond

  Capt. Herman J. Kohler
• 
  Patrick Wayne

  Abner 'Cherub' Overton
• 
  Martin Milner

  Jim O'Carberry
• 
  Walter Ehlers

  Mike Shannon (as Walter D. Ehlers)
• 
  Peter Graves

  Cpl. Rudolph Heinz
• 
  William Leslie

  James Nilsson 'Red' Sundstrom
• 
  Sean McClory

  Dinny Maher
• 
  Erin O'Brien-Moore

  Mrs. Koehler (as Erin O'Brien Moore)