The Devil Inside is a 2012 American found footage supernatural horror film directed by William Brent Bell and written by Bell and Matthew Peterman. It follows a woman who becomes involved in a series of exorcisms during her quest to determine what happened to her mother, a woman who murdered three people as a result of being possessed by a demon. Although marketed as being based on true events, the story is entirely fictional. The film stars Fernanda Andrade, Simon Quarterman, and Evan Helmuth.