ITV Des Catch up on the ITV Hub Full Series Series 1 available Drama starring David Tennant about killer Dennis Nilsen. Police are called when bones and flesh are found clogging drains. Nilsen is arrested, but the case is far from simple. 3 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Full Series Series 1 Episode 1 Mon Monday 11 Jan 10pm A meek civil servant confesses to multiple murders. Episode 2 Tue Tuesday 12 Jan 10pm Jay and the police continue to dig into Nilsen's memories. Latest Episode 3 Wed Wednesday 13 Jan 10pm Jay and the police throw themselves into proving premeditation.