UK TV · Really
21st Century Serial Killer: how many episodes, and is there a season 2?
Quick answer · UK
21st Century Serial Killer has 7 episodes in 1 season, shown on Really from Wednesday, November 14, 2018 to Wednesday, January 9, 2019. TVmaze lists it as ended, and no season 2 has been announced.
21st Century Serial Killer is a UK crime and documentary series on Really, which ran from 2018 to 2019, with 1 season and 7 episodes. 21st Century Serial Killer has ended; its final episode aired on Wednesday, January 9, 2019.
21st Century Serial Killer seasons (1 season, 7 episodes)
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 7 | November 14, 2018 | January 9, 2019 |
Original UK air dates on Really.
Common questions
How many episodes of 21st Century Serial Killer are there?
21st Century Serial Killer has 7 episodes, all in season 1, shown on Really from Wednesday, November 14, 2018 to Wednesday, January 9, 2019.
Is there a season 2 of 21st Century Serial Killer?
TVmaze lists it as ended, and no season 2 has been announced.
How many seasons of 21st Century Serial Killer are there?
21st Century Serial Killer has 1 season and 7 episodes, first airing on Wednesday, November 14, 2018.
Has 21st Century Serial Killer ended?
21st Century Serial Killer has ended; its final episode aired on Wednesday, January 9, 2019.
What channel is 21st Century Serial Killer on in the UK?
21st Century Serial Killer aired on Really. Past episodes are often available on the broadcaster's own catch-up app.
Source: TVmaze (CC BY-SA), retrieved November 11, 2026.