James Cagney
— Jim 'Jimmy' Kane
Marian Nixon
— Peggy Harmon
Guy Kibbee
— Pop Slavin
Dickie Moore
— Dickie Harmon
Virginia Bruce
— Joan Gibson
Alan Mowbray
— Forbes, the etiquette teacher
Esther Howard
— Ann, Joan's Friend
Clarence Muse
— Rosebud, the Trainer
Clarence Wilson
— Ben Isaacs
Ralf Harolde
— Legs Davis, Diamond Ring Seller
John Roche
— Roger Elliott
Texas Guinan
— Texas Guinan (archive footage) (uncredited)
George 'Gabby' Hayes
— Interne at Rosario Ranch (uncredited)
Allan Lane
— Monty - Joan's Friend (uncredited)
George Raft
— Band Leader (archive footage) (uncredited)