Season 20 Episodes
1. Eyewitness
December 29th, 197325 min
2. Knocker
January 5th, 197425 min
3. Harry's Back
January 12th, 197425 min
4. Question in the House
January 19th, 197425 min
5. The Unwanted
January 26th, 197425 min
6. Stitch-Up
February 2nd, 197425 min
7. Full Circle
February 9th, 197425 min
8. There's Your Story, There's My Story – and There's the Truth
February 16th, 197425 min
9. Pay-Off
February 23rd, 197425 min
10. Cat-Walk
March 2nd, 197425 min
11. Snout
March 9th, 197425 min
12. The Long Memory
March 16th, 197425 min
13. Jack the Lad
March 23rd, 197425 min
14. A Sense of Guilt
March 30th, 197425 min
15. Three's Company
April 6th, 197425 min
16. Sounds
April 13th, 197425 min
17. Firearms Were Issued
April 20th, 197425 min
