Brian Masters’ award winning, highly acclaimed true crime classic Killing for Company goes into production with New Pictures. David Tennant will play the infamous serial killer Dennis Nilsen. Jason Watkins will play Brian Masters. The three-part series for ITV will chart Nilsen’s crimes, his arrest and his relationship with the author. Brian worked closely with Nilsen while he wrote the book, often visiting him in prison and building a relationship of sorts. The book has remained in print since its first publication in 1985.