Lost and Delirious is a 2001 Canadian drama film directed by Léa Pool, and based on the novel The Wives of Bath by Susan Swan. Lost and Delirious is told from the perspective of Mary, who observes the changing love between her two teenage friends, Pauline and Victoria. The film premiered at the 2001 Sundance Film Festival.

The Wives of Bath is a novel by Susan Swan, inspired by her own childhood experiences at Havergal College in Toronto, Ontario, Canada.