Cast 30

1. 

   Dirk Bogarde

   Dr. Henry Laidlaw Longman

2. 

   Mary Ure

   Oonagh Longman

3. 

   John Clements

   Major Hall

4. 

   Michael Bryant

   Dr. Danny Tate

5. 

   Wendy Craig

   Annabella

6. 

   Harold Goldblatt

   Professor Sharpey

7. 

   Geoffrey Keen

   Calder

8. Terry Palmer

   Norman

9. 

   Norman Bird

   Aubrey

10. 

    Terence Alexander

    Rowing Coach (uncredited)

11. 

    Grace Arnold

    Train Passenger (uncredited)

12. Timothy Beaton

    Paul Longman (uncredited)

13. 

    Elizabeth Counsell

    Girl Student on Station (uncredited)

14. 

    Roger Delgado

    Dr. Jean Bonvoulois (uncredited)

15. Ian Dewar

    Crowd Ringleader (uncredited)

16. Geoffrey Denton

    Train Guard (uncredited)

17. Ashik Devello

    2nd Indian Student (uncredited)

18. 

    Terence Edmond

    1st Student at Party (uncredited)

19. 

    Christopher Ellis

    Peers Longman (uncredited)

20. 

    Edward Fox

    Stewart (uncredited)

21. 

    Imogen Hassall

    Student (uncredited)

22. 

    Robin Hawdon

    Student (uncredited)

23. Georgina Moon

    Persephone Longman (uncredited)

24. Edward Palmer

    Porter (uncredited)

25. 

    Philip Ray

    Father (uncredited)

26. 

    Renu Setna

    1st Indian Student (uncredited)

27. Anthony Singleton

    Boy Student on Station (uncredited)

28. Teresa Van Hoorn

    Penny Longman ( uncredited)

29. 

    David Weston

    Student at Party (uncredited)

30. Pauline Winter

    Mother (uncredited)

Troupe 19