Lady in the Lake is a 1947 American film noir Lady in the Lake may also refer to: The Lady in the Lake, a 1943 Raymond Chandler novel; basis for the film "A Lady in the Lake", a 1985 episode of Murder She Wrote "The Lady in the Lake" (Agent Carter), a 2016 television episode Lady in the Lake trial, a 2005 British murder case "Wasdale Lady in the Lake", a name given to British murder victim Margaret Hogg in 1984 before her remains were identified See also Lady of the Lake (disambiguation) Lady of the Lake, a character in the Arthurian legend Lady in the Water, a 2006 film by M. Night Shyamalan