The Union Square actress will play a Canadian murder victim in the Stanley M Brooks true crime movie, reports Coming Soon.
The film will also feature Abigail Breslin (Little Miss Sunshine) and Georgie Henley (The Chronicles of Narnia) as sisters suffering at the hands of their alcoholic mother (Sorvino) and abusive father.
The pair decide to take matters into their own hands by hiring a contract killer to murder Sorvino's character.
The screenplay has been adapted by Adam Till and Fab Filippo from Toronto Star reporter Bob Mitchell's 2008 book The Class Project: How To Kill a Mother: The True Story of Canada's Infamous Bathtub Girls.
Michael Rotenberg (Extract), Damian Ganczewski and Juliette Hagopian are producing the movie.
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