The Secret of Dr. Kildare (1939)

The Secret of Dr. Kildare is a 1939 American film directed by Harold S. Bucquet. This was the fourth of a total of ten Dr. Kildare pictures, Lew Ayres starred in the last nine.

More at Wikipedia.

Cast:

• Lionel Atwill
• Lew Ayres
• Lionel Barrymore
• Marie Blake
• Alec Craig
• Nell Craig
• Laraine Day
• Emma Dunn
• Helen Gilbert
• Sara Haden
• Samuel S. Hinds
• Robert Kent
• Walter Kingsford
• Alma Kruger
• Grant Mitchell
• Martha O'Driscoll
• Frank Orth
• Nat Pendleton
• George Reed