Fay Wray
Angela
James Flavin
Palace Guard (uncredited)
Ward Bond
Palace Guard Finding Cellini's Clothes (uncredited)
Louis Calhern
Ottaviano
Frank Morgan
Alessandro, Duke of Florence
Vince Barnett
Ascanio
Fredric March
Benvenuto Cellini
Jessie Ralph
Beatrice
Lionel Belmore
Court Member (uncredited)
Theodore Lorch
Executioner (uncredited)
Paul Harvey
Emissary
Lucille Ball
Lady-in-Waiting (uncredited)
Irene Ware
Daughter of the Royal House of Bocci
Constance Bennett
Duchess of Florence
Lane Chandler
Jailer (uncredited)
Dewey Robinson
Steward (uncredited)
Bess Flowers
Lady-in-Waiting (uncredited)
Constantine Romanoff
Executioner (uncredited)
Harry Wilson
Henchman (uncredited)
Jack Rutherford
Captain of the Guards
Jay Eaton
Polverino
Bonnie Bannon
Girl (uncredited)