Limited Series

8 episodes · 19th October 2023

Four detectives. Four timelines. One body. To save Britain's future, they'll need to solve the murder that altered the course of history first.

Episodes

Episode 1

'You're Dead Already'

In 2023, Detective Hasan discovers a dead body in Longharvest Lane, Whitechapel — while in 1941 and 1890, two other detectives find the same corpse.

Episode 2

'Do You Know Who I Am?'

Hasan follows new leads in the present. As Hillinghead reluctantly closes his case, Whiteman goes to desperate lengths to hide involvement in his own.

Episode 3

'All In Good Time'

Connections between the cases start to come into focus. Whiteman encounters an unexpected complication; Hillinghead attends a séance.

Episode 4

'Right Up the Wazoo'

Hasan discovers she isn't the only detective investigating a murder on Longharvest Lane. In the past and future alike, relationships start to deepen.

Episode 5

'We Are One Another's Ghosts'

The past, present and future collide as a set of fingerprints from 1890 are found in 2023. Maplewood uncovers the Commander's true identity.

Episode 6

'The World Is Yours'

On the day of the explosion, Hasan does everything in her power to help Elias make a life-altering choice. The others wrestle with their consciences.

Episode 7

'Catch Me If You Can'

Elias finally knows what it means to be loved. He creates the family he's always wanted — but Hillinghead has to suffer for it.

Episode 8

'Know You Are Loved'

Across decades, the detectives work together to stop Elias from reshaping history. Will words be enough to break the loop and save thousands of lives?