George O'Brien
— George Darcy
Janet Gaynor
— Rose Kelly
William Russell
— Big Tim Ryan
Margaret Livingston
— Mrs. Mary Rohan
Robert Edeson
— Chaplain Regan - aka Father Joe
Philip Ford
— Limpy Darcy
David Butler
— Nick 'Dizzy' Galvani
Lew Short
— Sergeant Kelly
Ralph Sipperly
— Slats 'Dip' Mulligan
Jerry Madden
— Baby Tom