Series · True Crime Investigations
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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.
Where to watch
Streaming
AMC+BritBoxPhiloShout! FactorySpectrum On DemandSundance Now
Availability checked 2026-09-20. US only, powered by JustWatch via TMDB. Provider links open that service’s own search — our source supplies one link per title, not per provider, so these are searches rather than deep links.
On: AMC+ · BritBox · Shout! Factory · Sundance Now
Cast
- David TennantDennis Nilsen
- Daniel MaysDCI Peter Jay
- Jason WatkinsBrian Masters
- Ron CookDSI Chambers
- Faye McKeeverLinda Jay
- Barry WardDI Steve McCusker
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