Warren William as Bob Brown

Jean Muir as Caroline Grant

Allen Jenkins as Sam Sparks

David Landau as Dr. J. Herbert Martel

Kathryn Sergava as Mme. Mimi Maritza

Henry O'Neill as Dr. William Chester

Donald Meek as Dr. George Wiley

Renee Whitney as Mme. Varsova

Walter Walker as Dr. Michael

Marjorie Lytell as Patient with Sprained Ankle

Frederick Burton as Hospital Superintendent

Philip Faversham as Intern Attending Caroline

Louise Beavers as Pansy

Earle Foxe as Joe

William Burress as Oscar Bernstein - Music Critic

Mary Carr as Heart Patient

Gino Corrado as Party Guest Extra

Bess Flowers as Hospital Reception Desk Nurse

Grace Hayle as Mrs. Mason

Henry Kolker as Maritza's Manager

John Larkin as Train Porter

Claire McDowell as Nurse

Jack Mower as Intern Discovering Martel

Inez Palange as Italian Mother

C. Montague Shaw as Dr. Moeller - at Opera

Eric Wilton as Waiter