| Episode | Broadcast | Viewers | Share | Pos | |
| Serpent Crest: Tsar Wars, part 2 | | Wed 25 Dec 2019 12:00am GMT | | | | |
| Serpent Crest: The Broken Crown, part 1 | | Wed 25 Dec 2019 6:00pm GMT | | | | |
| Serpent Crest: The Broken Crown, part 1 | | Thu 26 Dec 2019 12:00am GMT | | | | |
| Serpent Crest: The Broken Crown, part 2 | | Thu 26 Dec 2019 6:00pm GMT | | | | |
| Serpent Crest: The Broken Crown, part 2 | | Fri 27 Dec 2019 12:00am GMT | | | | |
| Serpent Crest: Aladdin Time, part 1 | | Fri 27 Dec 2019 6:00pm GMT | | | | |
| Serpent Crest: Aladdin Time, part 1 | | Sat 28 Dec 2019 12:00am GMT | | | | |
| Serpent Crest: Aladdin Time, part 2 | | Mon 30 Dec 2019 6:00pm GMT | | | | |
| Serpent Crest: Aladdin Time, part 2 | | Tue 31 Dec 2019 12:00am GMT | | | | |
| Serpent Crest: Hexford Invasion, part 1 | | Tue 31 Dec 2019 6:00pm GMT | | | | |
| Serpent Crest: Hexford Invasion, part 1 | | Wed 1 Jan 2020 12:00am GMT | | | | |
| Serpent Crest: Hexford Invasion, part 2 | | Wed 1 Jan 2020 6:00pm GMT | | | | |
| Serpent Crest: Hexford Invasion, part 2 | | Thu 2 Jan 2020 12:00am GMT | | | | |
| Serpent Crest: Survivors in Space, part 1 | | Thu 2 Jan 2020 6:00pm GMT | | | | |
| Serpent Crest: Survivors in Space, part 1 | | Fri 3 Jan 2020 12:00am GMT | | | | |
| Serpent Crest: Survivors in Space, part 2 | | Fri 3 Jan 2020 6:00pm GMT | | | | |
| Serpent Crest: Survivors in Space, part 2 | | Sat 4 Jan 2020 12:00am GMT | | | | |
| Redacted: SOS | | Mon 27 Jun 2022 6:00pm BST | | | |  |
| Redacted: SOS | | Tue 28 Jun 2022 12:00am BST | | | | |
| Redacted: Hysteria | | Tue 28 Jun 2022 6:00pm BST | | | | |
| Redacted: Hysteria | | Wed 29 Jun 2022 12:00am BST | | | | |
| Redacted: Lost | | Wed 29 Jun 2022 6:00pm BST | | | | |
| Redacted: Lost | | Thu 30 Jun 2022 12:00am BST | | | | |
| Redacted: Angels | | Thu 30 Jun 2022 6:00pm BST | | | | |
| Redacted: Angels | | Fri 1 Jul 2022 12:00am BST | | | | |
| Redacted: Interrogation | | Fri 1 Jul 2022 6:00pm BST | | | | |
| Redacted: Interrogation | | Sat 2 Jul 2022 12:00am BST | | | | |
| Redacted: Recruits | | Mon 4 Jul 2022 6:00pm BST | | | | |
| Redacted: Recruits | | Tue 5 Jul 2022 12:00am BST | | | | |
| Redacted: Requiem | | Tue 5 Jul 2022 6:00pm BST | | | | |
| Redacted: Requiem | | Wed 6 Jul 2022 12:00am BST | | | | |
| Redacted: Ghosts | | Wed 6 Jul 2022 6:00pm BST | | | | |
| Redacted: Ghosts | | Thu 7 Jul 2022 12:00am BST | | | | |
| Redacted: Rescue | | Thu 7 Jul 2022 6:00pm BST | | | | |
| Redacted: Rescue | | Fri 8 Jul 2022 12:00am BST | | | | |
| Redacted: Salvation | | Fri 8 Jul 2022 6:00pm BST | | | | |
| Redacted: Salvation | | Sat 9 Jul 2022 12:00am BST | | | | |
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