The movie, directed by Michael Chaves, follows a social worker investigating the disappearance of two children, and soon learns her own family may too be in danger.
The "Breaking Bad" star will play a Catholic priest turned shaman and he joins a cast that includes Linda Cardellini, Sean Patrick Thomas, and Patricia Velasquez.
James Wan, Emile Gladstone and Gary Dauberman are producing "The Children," with Michael Clear executive producing. The film was written by Mikki Daughtry and Tobias Iaconis.