Explores the gripping true story behind the best-selling book and cultural-sensation case of Sybil, one of the first mainstream cases of dissociative identity disorder (or multiple personality disorder, as it was then known), which spurred questions in the public consciousness around identity and mental health.
Full Cast of I Am Sybil
Elle Fanning
as Shirley Mason
Mary Elle Fanning (born April 9, 1998) is an American actress. She made her film debut as the younger version of her ...
Sarah Paulson
as Connie Wilbur
Sarah Catharine Paulson (born December 17, 1974) is an American actress. She began her acting career in New York City...