Season 4

1. The Scent of Fear

1959-09-13

Aboard a BOAC plane departing an unnamed Iron Curtain country, a stowaway has convinced a flight attendant to conceal him so he can defect on arrival in London. However, a high-ranking secret police officer posing as a passenger informs her that the man she's protecting is not wanted for his politics; actually, he is a murderer.

2. After the Show

1959-09-20

Young Victor Liebig returns from the theatre with his eccentric Aunt, when he receives a call summoning them to the flat of his Uncle's suicidal mistress.She's a young, bohemian type and Victor is smitten. She leads him on and he takes her out, but after meeting her friends, realises she's not for him.

3. Worm in the Bud

1959-09-27

4. Light from a Star

1959-10-04

5. The Thought of Tomorrow

1959-10-11

6. No Trams to Lime Street

1959-10-18

7. A Trick of the Sun

1959-10-25

8. A Shilling for the Evil Day

1959-11-01

9. Small Fish Are Sweet

1959-11-08

10. The Last of the Brave

1959-11-15

11. Suspicious Mind

1959-11-22

12. The Rebel and the Soldier

1959-11-29

13. Dr Kabil

1959-12-06

14. Roast Goose and Walnut Stuffing

1959-12-13

15. The Golden Horn

1959-12-20

16. The Last Tycoon

1959-12-27

17. Lord Arthur Savile's Crime

1960-01-03

18. Where I Live

1960-01-10

19. Misfire

1960-01-17

20. Fifth Floor People

1960-01-24

21. Cold Fury

1960-01-31

22. Night Panic

1960-02-07

23. Come in Razor Red

1960-02-14

24. Guardian Angel

1960-02-21

25. Pink String and Sealing Wax

1960-02-28

26. China Doll

1960-03-06

27. Some Talk of Alexander

1960-03-13

28. The Girl in the Market Square

1960-03-20

29. Roman Gesture

1960-03-27

30. After the Funeral

1960-04-03

31. The Leather Jungle

1960-04-10

32. Hold My Hand, Soldier

1960-04-17

33. A Night Out

1960-04-24

34. A Phone Call for Matthew Quade

1960-05-01

35. The Innocent

1960-05-08

36. Nest of Four

1960-05-15

37. On the Spot

1960-05-22

52. Night Stop

1962-05-27

Eddy, a young Midlands bargee, investigates the so-called accidental drowning death of a lifelong friend.

53. The Irish Boys

1960-06-10

74. Wagger

1963-04-28

83. A Kind of Kingdom

1963-09-01