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.
Brain on Fire is a 2016 biographical drama film directed and written by Irish filmmaker Gerard Barrett. The film is based on Susannah Cahalan's memoir Brain on Fire: My Month of Madness and stars Chloë Grace Moretz, Jenny Slate, Thomas Mann, Tyler Perry, Carrie-Anne Moss, and Richard Armitage.