A man receives a mysterious e-mail appearing to be from his wife, who was murdered years earlier. As he frantically tries to find out whether she's alive, he finds himself being implicated in her death.
Tell No One is a 2006 French thriller film directed by Guillaume Canet and based on the 2001 novel of the same name by Harlan Coben. Written by Canet and Philippe Lefebvre and starring François Cluzet, the film won four categories at the 2007 César Awards in France: Best Director, Best Actor, Best Editing and Best Music Written for a Film.