Guillermo del Toro presents Mama, a supernatural thriller that tells the haunting tale of two little girls who disappeared into the woods the day that their parents were killed. When they are rescued years later and begin a new life, they find that someone or something still wants to come tuck them in at night.

Mandy Moore stars as Halley, a young hip high school student who’s convinced true love doesn’t exist based on the crazy relationships around her. Her mother is divorcing her father who is dating a younger woman Halley can’t stand. Her crazed sister is planning a wedding but has second thoughts and her best friend has fallen madly in love for the first time leaving Halley to feel even more alone.