The Reckoning follows Savile's career from DJ to hosting Top of the Pops and Jim'll Fix It and examines why he never had to face consequences for his actions.

Coogan has talked about the role in a BBC interview: "I felt like there's probably a handful of people in the country who could play the part, and I did consider myself one of them. It wasn't enjoyable, it was a professional challenge that I wanted to take on... I knew there was the potential for catastrophic failure if you get it wrong, but that's not a reason not to do it."

Read the full interview here.