In a post-apocalyptic Britain, everyone has rebelled against modern technology (electricity, engines, trains etc) and reverted to a pre-Industrial Revolution way of life. When Nicky Gore tries to investigate the cause, she is accused of being a witch and imprisoned to prevent her spreading dissent.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Noise | 1975-01-06 | 25 min |
| Season 1 | Episode 2 | The Bad Wires | 1975-01-13 | 25 min |
| Season 1 | Episode 3 | The Devil's Children | 1975-01-20 | 25 min |
| Season 1 | Episode 4 | Hostages! | 1975-01-27 | 25 min |
| Season 1 | Episode 5 | Witchcraft! | 1975-02-03 | 25 min |
| Season 1 | Episode 6 | A Pile of Stones | 1975-02-10 | 25 min |
| Season 1 | Episode 7 | Heartsease | 1975-02-17 | 25 min |
| Season 1 | Episode 8 | Lightning! | 1975-02-24 | 25 min |
| Season 1 | Episode 9 | The Quarry | 1975-03-03 | 25 min |
| Season 1 | Episode 10 | The Cavern | 1975-03-10 | 25 min |
| Production | Anna Home | Producer |