Doctor Who’s David Tennant, it takes a closer look at the crimes and conviction of sadistic serial killer Dennis Nilsen.Nilsen is one of the UK’s most notorious killers, murdering at least 12 men in London during the 70s and 80s.The true crime drama is based on the book Killing for Company by Brian Masters, published in 1985.It stars David Tennant as the serial killer, Code 404’s Daniel Mays as Detective Chief Inspector Peter Jay, and The Crown’s Jason Watkins as biographer Brian.Des starts on Monday, September 14 at 9pm on ITV.There will be three one-hour long episodes, over three consecutive nights.This means it will conclude on Wednesday, September 16.You can watch Des as it airs on ITV, or you will be able to stream live via the ITV.
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