The Heart of a Siren

Clifton Webb as Maxim Barbara La Marr as Isabella Echevaria Conway Tearle as Gerald Rexford Florence Auer as Lisette Tammany Young as Pickpocket (uncredited) Harry T. Morey as John Strong Ida Darling as Mrs. Rexford - Duchess of Chatham William Ricciardi as Isabella's Uncle Emilio

Frederic Hatton Screenplay Fanny Hatton Screenplay