Horizon · SEASON 9
Sorry I Opened My Mouth
Episode 18 · 1972-06-12

- Documentary
Episode overview
Horizon reports on modern research in the prevention of tooth decay.
60 minutes
Season 9 episodes
1. The Missing Link1972-01-03
2. Navajo - The Last Red Indians1972-01-10
3. How Much Do You Smell?1972-01-17
4. The Parasite of Paradise1972-01-31
5. The Day it Rained Periwinkles1972-02-07
6. Are You Doing This for Me Doctor, or Am I Doing It for You?1972-02-14
7. How They Sold Doomsday1972-02-21
8. For Love or Money?1972-02-28
9. Whales, Dolphins and Men1972-03-06
10. What Is Race?1972-03-13
11. The Man-Made Lakes in Africa1972-03-20
12. Survival in the Sahara1972-03-27
13. Mind Over Body1972-04-10
14. Out of Volcanoes1972-04-17
15. The Wizard Who Spat on the Floor1972-05-01
16. Rail Crash1972-05-08
17. Do You Dig National Parks?1972-05-22
18. Sorry I Opened My Mouth1972-06-12
19. The Way We Move1972-07-03
20. The Life that Lives on Man1972-07-10
21. Sex Can Be a Problem1972-07-24
22. The Surgery of Violence1972-07-31
23. Hospital, 19221972-10-12
24. When Polar Bears Swam in the Thames1972-10-19
25. The Making of the English Landscape1972-10-26
26. Shadows of Bliss1972-11-02
27. The Billion-Dollar Marsh1972-11-09
28. Do You Sincerely Want a Long Life?1972-11-16
29. The Making of a Natural History Film1972-11-23
30. Fire1972-11-30
31. Alaskan Pipe-Dream1972-12-07
32. Their Life in Your Hands1972-12-21
33. Navigating Europe1972-12-28