Agatha Christie Wiki

In the novel They do it with Mirrors, Detective Sergeant Lake assists Curry in the investigation at Stonygates. When BBC adapted the Agatha Christie novels for their Miss Marple, Lake became a recurrent character who usually appears alongside Inspector Slack.


In Murder with Mirrors (1985), Sergeant Lake is played by Christopher Fairbank.

In the BBC "Miss Marple" series Lake became a recurrent character starting from the first episode. Throughout, he is played by Ian Brimble.

In the ITV 2009 adaptation of the novel as part of their Agatha Christie's Marple series, Sergeant Lake is played by Sean Hughes. He is tasked with running from the spot where Johnnie Restarick was standing on the night of the murder, to the house, while Inspector Curry times him. This is to see how long it would have taken Johnnie to run to the house, murder Christian Gulbrandsen, and then make his appearance in the drawing room of Stonygates. In the book, it is Police Constable Dodgett who does the running.