Wallace Beery as Sgt. Patrick Aloysius 'Hap' Doan

Marjorie Main as Susie 'Suz'

Donna Reed as Sally Hanson

Lewis Stone as Col. Jack Lawton

Henry O'Neill as Lt. Col. Harry Seton

William Lundigan as Joe 'Joey' Hanson

Chill Wills as Sgt. Larry Dillon

George Bancroft as 'Russ' Russell

Jerome Cowan as Mr. Nichols

Guinn 'Big Boy' Williams as Sgt. Krims

Jonathan Hale as Brigadier-General

Tom Dugan as Sgt. Strong

Roman Bohnen as Mr. Leech

Arthur Space as Hank

Ray Teal as Sergeant

Jimmy Spencer as Recruit (uncredited)