* Rex Harrison as Charles Condomine
* Constance Cummings as Ruth Condomine
* Kay Hammond as Elvira Condomine
* Elsa Lanchester as Madame Arcati
* Leonora Corbett as Edith
* Hugh Wakefield as Dr. George Bradman
* Peggy Wood as Mrs. Bradman
This was a star-studded cast that helped to make the film a critical and commercial success.