Lee Tracy
— Pvt. William 'Bill' Jones
Gloria Stuart
— Mary Gregg
Donald Cook
— Lt. John Gregg
Emma Dunn
— Mrs. Jones
Shirley Grey
— Helen Jones
Frank McHugh
— 'Greasy' - the Cook
Russell Gleason
— Williams
Walter Catlett
— Spivey
Berton Churchill
— Roger Winthrop
Gene O'Brien
— Bit Part (uncredited)
Richard Carle
— Lecturer (uncredited)
Wallis Clark
— Bit Part (uncredited)
Ethel Clayton
— Mrs. Winthrop (uncredited)
Richard Cramer
— Pete Smith (uncredited)
Al Hill
— Howard (uncredited)
Roland Varno
— Lt. Brinkerhoff (uncredited)
Hans Heinrich von Twardowski
— Von Bergen (uncredited)