Susannah Cahalan, an up-and-coming journalist at the New York Post becomes plagued by voices in her head and seizures, causing a rapid descent into insanity.
Starring Chloë Grace Moretz, Thomas Mann, Richard Armitage, Carrie-Anne Moss, Jenny Slate, Tyler Perry, Alex Zahara, Jenn MacLean-Angus, Ken Tremblett, Navid Negahban