Aidan McArdle as Stephen Norton
In the novel Curtain, Stephen Norton a bird watcher, who was invited to Styles Court. He was described by Toby Luttrell as a "nice fellow. Crazy about birds". He had lied and made Captain Hastings believe that he saw Allerton and Judith Hastings togheter.
Role in the novel[]
He has been involved in five murders. By applying psychological pressure to people to provoke them to commit murder, without his victim realising what is happening. Poirot believed that Norton had indirectly killed five people but said that there could have been more victims that he didn't know of.
Portrayals[]
In the Curtain episode from Agatha Christie's Poirot, Stephen Norton was portrayed by actor Aidan McArdle.