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
Truman Bradley
Jack Hamilton
Monty Woolley
Dr. Lane-Porteus
Pierre Watkin
Mr. Robert Chanler
Nella Walker
Mrs. Chanler
Murray Alper
Blue Swan Waiter (uncredited)
Don 'Red' Barry
Dr. Collins (uncredited)
