Marc-André Grondin, César for best male hopeful in 2009, is totally astonishing in “The Successor” In this thriller, the 39-year-old Quebec actor plays Ellias, the artistic director of a famous French haute couture house. When Ellias learns that his father, with whom he has not had contact for a long time, has just died, he goes to Quebec for the funeral.

There, he discovers a terrible secret.