Grace LeBoy Kahn
Gus Kahn
Walter Donaldson
Gloria Knight
Fred Thompson
Anna
Johnny Martin
Sam Harris
Mrs. LeBoy
Mr. LeBoy
Florenz Ziegfeld
Irene Kahn - Age 6
Donald Kahn - Age 8
Irene Kahn - Age 3
Donald Kahn - Age 4 (as Christy Olson)
Benefit Guest (uncredited)
Chorine (uncredited)
Burlesque Comedian (uncredited)
Hollywood Producer (uncredited)
Harris' Assistant (uncredited)
Stage Manager (uncredited)
Stagehand (uncredited)
Nurse (uncredited)
Secretary (uncredited)
Nightclub Maitre D' (uncredited)
William Rossiter (uncredited)
Soldier (uncredited)
The Bartender (uncredited)
Nightclub Patron (uncredited)
Party Guest (uncredited)
Racetrack Patron (uncredited)
Waiter (uncredited)
Orchestra Leader at Kahn Benefit (uncredited)
John McCormack (uncredited)
Dancer (uncredited)
Frankie Mason (uncredited)
Doctor (uncredited)
Mrs. Kahn (uncredited)
Isham Jones (uncredited)
Bar Patron (uncredited)
Man in Sing-Along Audience (uncredited)
Young Songwriter-Pianist (uncredited)
Chorine in Wings (uncredited)
Assistant Manager (uncredited)
Egbert 'Bert' Van Alstyne (uncredited)
Gloria Knight (singing voice) (uncredited)