Four detectives in four different time periods of London find themselves investigating the same murder.
Cast: Amaka Okafor, Kyle Soller, Stephen Graham, Shira Haas, Jacob Fortune-Lloyd, Tom Mothersdale, Greta Scacchi, Synnove Karlsen, George Parker, Michael Jibson, Nicholas Farrell, Gabriel Howell, Amy Manson, Chloe Raphael, Nitin Ganatra, Derek Riddell, Emily Barber, Andrew Whipp
The detectives work together to stop Elias from reshaping history. Will the words be enough to break the loop and save thousands of lives?
Elias finally knows what love is. He creates a family he always wanted but Hillinghead has to suffer for it.
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.
The past, present and future collide as a set of fingerprints from 1890 are found in 2023. Maplewood makes a discovery.
Hasan discovers she isn't the only detective on the case. In the past and future alike, relationships start to deepen.
Connections between the cases come into focus. Whiteman encounters a complication; Hillinghead attends a séance.
Hasan follows new leads. Hillinghead reluctantly closes his case and Whiteman goes to desperate lengths.
Four detectives in 4 different time periods find the same dead body in Longharvest Lane, Whitechapel.