Top Billed Cast

1. 

   Melvyn Douglas

   Jerome 'Jerry' Marvin

2. 

   Ruth Hussey

   Professor Susan Drake

3. 

   Ellen Drew

   Babe Marvin

4. 

   Charles Coburn

   Professor Drake

5. 

   John Hubbard

   Tom Drake

6. 

   Harvey Stephens

   Dr. Cassell

7. 

   Theresa Harris

   Hattie

8. 

   Hooper Atchley

   Ticket Man (uncredited)

9. 

   Irving Bacon

   Doorman (uncredited)

10. 

    Brooks Benedict

    Concert Attendee (uncredited)

11. 

    George Beranger

    Waiter (uncredited)

12. 

    Betty Blythe

    Minor Role (uncredited)

13. 

    Lloyd Bridges

    Taxi Driver (uncredited)

14. 

    Barbara Brown

    Shipboard Passenger (uncredited)

15. 

    Hobart Cavanaugh

    Shipboard Passenger (uncredited)

16. 

    Grace Darmond

    Minor Role (uncredited)

17. 

    Thornton Edwards

    Cuban Driver (uncredited)

18. 

    Bob Evans

    Black Man (uncredited)

19. 

    Edward Fielding

    Dr. Mandel (uncredited)

20. 

    Martín Garralaga

    Cuban Driver (uncredited)

21. 

    Lawrence Grant

    Dr. Holgarth (uncredited)

22. 

    Chuck Hamilton

    Sailor (uncredited)

23. 

    Sam Harris

    Concert Attendee (uncredited)

24. 

    Arthur Stuart Hull

    Shipboard Passenger (uncredited)

25. 

    Crauford Kent

    Dr. Jenkins - Ship's Doctor (uncredited)

26. 

    Paul Lopez

    Cuban Official (uncredited)

27. 

    George McKay

    Steward (uncredited)

28. 

    Paul McVey

    Minor Role (uncredited)

29. 

    John Merton

    Officer (uncredited)

30. 

    Harold Miller

    Shipboard Passenger (uncredited)

31. 

    Forbes Murray

    Minor Role (uncredited)

32. 

    Pedro Regas

    Cuban Driver (uncredited)

33. 

    Addison Richards

    Middle-Aged Man in Jerry's Stateroom (uncredited)

34. 

    Cyril Ring

    Shipboard Passenger (uncredited)

35. 

    Ronald R. Rondell

    Shipboard Passenger (uncredited)

36. 

    Cosmo Sardo

    Shipboard Passenger (uncredited)

37. 

    Larry Steers

    Departing Shipboard Passenger (uncredited)

38. 

    Roland Varno

    Steward (uncredited)

39. 

    Juan Varro

    Cuban Driver (uncredited)

40. 

    Lloyd Whitlock

    Customer (uncredited)

41. 

    Isabel Withers

    Middle-Aged Woman in Jerry's Stateroom (uncredited)

42. 

    Frank Yaconelli

    Hat Vender (uncredited)

43. 

    Edward Biby

44. 

    John Holland