Young Dr. Kildare

Lionel Barrymore

Dr. Leonard Gillespie

Lew Ayres

Dr. James Kildare

Lynne Carver

Alice Raymond

Nat Pendleton

Joe Wayman

Jo Ann Sayers

Barbara Chanler

Samuel S. Hinds

Dr. Stephen Kildare

Emma Dunn

Mrs. Martha Kildare

Walter Kingsford

Dr. P. Walter Carew