Boomerang is a 2015 French drama film directed by François Favrat and starring Laurent Lafitte, Mélanie Laurent, Audrey Dana and Wladimir Yordanoff. It is an adaptation of Tatiana de Rosnay's novel A Secret Kept (alternative title:Boomerang). The film was released in theatres on 23 September 2015.
Supported by his new partner, a man in his late forties questions the exact circumstances of his mother's death, 30 years earlier on the island of Noirmoutier, and conducts his investigation, coming up against the silence and aggression of his father and the hostility of his younger sister, who is keen to maintain peace in the family.