All Available Episode
All Season 6 Episode
1. The Bent Screw
2. The Lodgers
3. The Kid from Kirkintilloch
4. A Little Bit of Science
5. A Bomb Called Mary
6. The Case of Patrick Mulligan
7. An Hour After Midnight
8. Shaking the Law
9. George Drops the Book
10. Beyond Control
11. A Flask of Black Coffee
12. A Question of Decibels
13. A Toast For Sandy Brownrigg
14. Send for Santa Claus
15. Ma's Seven Bundles
16. A Piece of Pink Ribbon
17. The Knock Man
18. A Very Peculiar Business
19. The Guilty Party
20. When Thieves Fall Out
21. Twinkle, Twinkle Little Star
22. A Lead from Mother Kelly
23. The Slinger and the Slush
24. The Threat
25. Anglo-Saxon Joy
26. No Place for Sentiment
27. The Black and the White
28. The Little School
29. Mr Pettigrew's Bowler