William Wilson

In Peril at End House, William Wilson is the gardener of End House. He is married to Ellen, and they have a son.

Portrayals
William Wilson is played by Geoffrey Greenhill in the film adaptation of Peril at End House in Series 2 of ITV's Agatha Christie's Poirot drama series. He has the same conversation as he has with Poirot in the book but this time Japp is also present.