The story of one of the most infamous cases in UK criminal history, that of serial killer Dennis Nilsen. Told through the prism of three men, the series explores the personal and professional consequences of coming into contact with a man like Nilsen.

David Tennant

Dennis Nilsen

Daniel Mays

DCI Peter Jay

Jason Watkins

Brian Masters

Ron Cook

DSI Chambers

Faye McKeever

Linda Jay

Barry Ward

DI Steve McCusker

Ben Bailey Smith

DC Brian Lodge

👤

Alex Bhat

DS Jones

YOU MAY LIKE.

White House Farm

Dalgliesh

Rillington Place

The Breakthrough

The Monster of Florence

Cross