Top Billed Cast

1. 

   Lew Ayres

   Dr. James Kildare

2. 

   Lionel Barrymore

   Dr. Leonard Gillespie

3. 

   Laraine Day

   Nurse Mary Lamont

4. 

   Shepperd Strudwick

   Dr. Gregory 'Greg' Lane

5. 

   Samuel S. Hinds

   Dr. Stephen Kildare

6. 

   Emma Dunn

   Mrs. Martha Kildare

7. 

   Nat Pendleton

   Joe Wayman, Ambulance Driver

8. 

   Walter Kingsford

   Dr. S.J. 'Walter' Carew, Hospital Administrator

9. 

   Alma Kruger

   Molly Byrd, Superintendant of Nurses

10. 

    John Eldredge

    Henry Adams, Amnesia Patient

11. 

    Nell Craig

    Nurse 'Nosey' Parker

12. 

    Marie Blake

    Sally, Hospital Switchboard Operator

13. 

    Charles Waldron

    Dr. 'Egghead' Squires, Messinger Inst.

14. 

    George Lessey

    Rufus Ingersoll

15. 

    Tom Collins

    Dr. Joiner

16. 

    George H. Reed

    Conover, Gillespie's Attendant

17. 

    Paul Porcasi

    Antonio 'Tony', the Hospital Chef

18. 

    Horace McMahon

    J. Harold 'Fog Horn' Murphy

19. 

    Frank Orth

    Mike Ryan, Sullivan's Hospital Cafe

20. 

    Margaret Seddon

    Mrs. Julia Cray, Skin Alergy Patient

21. 

    Fay Helm

    Mrs. Henry Adams

22. 

    William Bailey

    Spectator in Operating Theatre (uncredited)

23. 

    Stephen Chase

    Ambulance Interne (uncredited)

24. 

    Donald Douglas

    Mr. Grayson, Patient losing Eye Sight (uncredited)