In The Real Story of Lars and the Real Girl, a special feature on the DVD release of the film, screenwriter Nancy Oliver reveals the inspiration for her script was an actual website, RealDoll.com,
The film, set in the American state of Wisconsin, was filmed with a US$12 million budget on location in Alton, Elora, King Township, Toronto, Uxbridge, and Whitevale, all located in the Canadian province of Ontario [REF].