A New Romance of Celluloid: The Miracle of Sound

Hedy Lamarr as Self Walter Pidgeon as Self Douglas McPhail as Self Robert Donat as Self Robert Montgomery as Self Joan Crawford as Self Cary Grant as Self Groucho Marx as Self William Powell as Self Mickey Rooney as Self Norma Shearer as Self Charles Winninger as Self Wallace Beery as Self Myrna Loy as Self Rosalind Russell as Self W.S. Van Dyke as Self Douglas Shearer as Self Spencer Tracy as Self Conrad Veidt as Self Lew Ayres as Self Greer Garson as Self Ann Sothern as Self Lana Turner as Self Greta Garbo as Self Alla Nazimova as Self Ruth Hussey as Self Robert Young as Self Harpo Marx as Self Clark Gable as Self Robert Taylor as Self Laraine Day as Self Judy Garland as Self Nelson Eddy as Self Jeanette MacDonald as Self Lionel Barrymore as Self Katharine Hepburn as Self James Stewart as Self George Murphy as Self Chico Marx as Self Eleanor Powell as Self

Douglas Shearer Director