True Confessions is a 1981 American neo-noir period crime drama film directed by Ulu Grosbard and starring Robert De Niro and Robert Duvall as the Spellacy brothers, a priest and police detective. Produced by Chartoff-Winkler Productions, it is adapted from the novel of the same name by John Gregory Dunne, loosely based on the Black Dahlia murder case of 1947. Dunne wrote the screenplay with his wife, novelist Joan Didion. The film was released on September 25, 1981, receiving generally positive reviews from critics.