The first trailer hit today for Mama, the spooky thriller starring Jessica Chastain and Game Of Thrones‘ Nikolaj Coster-Waldau. The film was produced by Guillermo Del Toro and looks like it might just be creepy enough to have earned his involvement.

Don’t watch this trailer if you are thinking about adopting children anytime soon.

Official Synopsis:

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.