Leslie Kardos Director Mickey Rooney Stanley Maxton Actor Sally Forrest Jane Tafford Actor William Demarest Fluff Actor James Craig Delwyn "Sonny" Johnson Actor Kay Brown Edna Actor Louis Armstrong Self Tommy Rettig Artie Ardrey Actor Tom Powers Detective Lt. Bonnabel Actor Jonathan Cott Behr Actor Tommy Farrell Boynton Actor Joe Pasternak Producer Allen Rivkin Screenwriter Pete Rugolo Original Music George Stoll Original Music Robert Surtees Cinematographer Albert Akst Film Editing Cedric Gibbons Art Director Leonid Vasian Art Director Alfred E. Spencer Set Decoration Edwin B. Willis Set Decoration Helen Rose Costume Design