| Sierra Nine | |
|---|---|
| Genre | Science fiction |
| Written by | Peter Hayes |
| Directed by | Marc Miller |
| Starring | David Sumner Deborah Stanford Max Kirby |
| Country of origin | United Kingdom |
| Original language | English |
| No. of series | 1 |
| No. of episodes | 13 |
| Production | |
| Running time | 25 minutes |
| Production company | Associated-Rediffusion |
| Original release | |
| Network | ITV |
| Release | 7 May 1963 – 30 July 1964 |
Sierra Nine is a 1963 British children's science fiction television series created by Associated-Rediffusion for ITV.
Sierra Nine is an organisation responsible for monitoring threats to the scientific equilibrium of the planet. The organisation is led by Sir Willoughby Dodd who is joined by his young assistants, Peter Chance and Anna Parsons who embark on dangerous missions around the world.[better source needed]
| Episode No. | Episode Title | Original Broadcast Date | Archive Status |
|---|---|---|---|
| 1 | "The Brain Machine: Part 1" | 7 May 1963 | Missing |
| 2 | "The Brain Machine: Part 2" | 14 May 1963 | Missing |
| 3 | "The Brain Machine: Part 3" | 21 May 1963 | Missing |
| 4 | "The Brain Machine: Part 4" | 28 May 1963 | Missing |
| 5 | "The Man Who Shook the World: Part 1" | 4 June 1963 | Missing |
| 6 | "The Man Who Shook the World: Part 2" | 11 June 1963 | Missing |
| 7 | "The Man Who Shook the World: Part 3" | 18 June 1963 | Missing |
| 8 | "The Elixir of Life: Part 1" | 25 June 1963 | Missing |
| 9 | "The Elixir of Life: Part 2" | 2 July 1963 | Picture Exists (Sound Missing) |
| 10 | "The Q-Radiation: Part 1" | 9 July 1963 | Missing |
| 11 | "The Q-Radiation: Part 2" | 16 July 1963 | Missing |
| 12 | "The Q-Radiation: Part 3" | 23 July 1963 | Missing |
| 13 | "The Q-Radiation: Part 4" | 30 July 1963 | Missing |
Twelve of the 13 episodes are missing; only episode 9, "The Elixir of Life: Part 2", survives, without sound. Edited highlights of the surviving episode were included on the BFI's DVD and Blu-ray release of the Associated-Rediffusion sci-fi series, Object Z.