Miss Marple agrees to visit Stonygates; when she arrives, she finds that several members of the Serrocold family are also visiting the mansion, including Carrie Louise's widowed younger daughter (Mildred Strete), her stepson from her second marriage (Stephen Restarick), and her grandchild by her deceased elder daughter (Gina Hudd), who has brought her American husband (Walter Hudd) to meet the family.Miss Marple watches them through her bird-watcher's binoculars, and overhears a few phrases concerning the importance of keeping a problem from Carrie Louise, and that the two men have agreed to seek outside advice.Juliet "Jolly" Bellever, housekeeper and companion to Carrie Louise, who had gone out to find the key to Lewis' office, returns and announces that she has discovered Christian Gulbrandson shot dead at his writing desk."[5] A condensed version of the novel was first published in the US in Cosmopolitan magazine in the issue for April 1952 (Volume 132, Number 4) under the title Murder With Mirrors with illustrations by Joe Bowler.Some elements of the story were incorporated into the 1964 film Murder Ahoy!, which starred Margaret Rutherford as Miss Marple, along with a token tribute to The Mousetrap.Instead of a sprawling Victorian estate, the delinquent boys are housed on board a retired ship called the Battledore, and they go ashore periodically to commit mischief under the direction of their criminal mastermind.The novel's first proper adaptation was the 1985 television film Murder with Mirrors with Sir John Mills as Lewis Serrocold, Bette Davis as Carrie Louise, Tim Roth as Edgar Lawson and Helen Hayes as Miss Marple.Also, Ruth van Rydock is present at the house when the first murder takes place and Lawson attempts to swim across the lake, and does not use a rotted boat.A third adaptation was aired on 1 January 2010 for the fourth season of the ITV series Agatha Christie's Marple, starring Julia McKenzie as Miss Marple, Penelope Wilton as Carrie Louise, Brian Cox as Lewis Serrocold, and Joan Collins as Ruth Van Rydock.