The Secret of Dr. Kildare (1939)
Genres: Drama
Cast: Lew Ayres, Lionel Barrymore, Lionel Atwill
The Secret of Dr. Kildare is a 1939 American film directed by Harold S. Bucquet and produced by Metro-Goldwyn-Mayer. This was the fourth of a total of ten Dr. Kildare pictures, Lew Ayres starred all but the first.