Le Secret magnifique

John J. Mescall

Director

Irene Dunne

Helen Hudson

Robert Taylor

Dr. Robert Merrick

Charles Butterworth

Tommy Masterson

Betty Furness

Joyce Hudson

Sara Haden

Mrs. Nancy Ashford

Ralph Morgan

Randolph

Henry Armetta

Tony

Gilbert Emery

Doctor Ramsay

Arthur Treacher

Horace

Beryl Mercer

Mrs. Eden

Alyce Ardell

Elise, Helen's Maid

Theodore von Eltz

Dr. Preston

Sidney Bracey

Butler

Arthur Hoyt

Perry

Cora Sue Collins

Ruth, the Child in the Park

George Davis

Taxi Driver (uncredited)

Charles Coleman

Simpson

Frank Reicher

Dr. Rochard

Purnell Pratt

Hastings, Merrick's Attorney