Archie Mayo Director Al Jolson Al Howard Actor Ruby Keeler Dorothy "Dot" Wayne Actor Glenda Farrell Molly Howard Actor Helen Morgan Luana Wells Actor Barton MacLane Duke Hutchinson Actor Sharon Lynn Nellie Lahey Actor Patsy Kelly Irma "Toledo" Knight Actor Benny Rubin Drunk in La Cucaracha Cantina Actor Phil Regan Eddie "Teddy" Rio Actor Gordon Westcott Fred Actor Joyce Compton Café Showgirl Actor Akim Tamiroff Mexican in La Cucaracha Cantina Actor Joseph Crehan H.P. Jackson Actor Bradford Ropes Writer Earl Baldwin Screenwriter Samuel Bischoff Producer Tony Gaudio Cinematographer Harold McLernon Film Editing John Hughes Art Director