Sybil was the 1976 television movie based on the life of Sybil Dorsett, the first person to be diagnosed with a "multiple personality disorder". The movie covered her life as an extensively abused child (by her psychotic mother) who suffered moments of blackouts and amnesia as an adult. In these moments, those around her witnessed 16 other separate personalities, including two male, which developed from the time she was a child. Sally Field played Sybil Dorsett and Joanne Woodward played Dr. Cornelia Wilbur, the psychiatrist who attemted to merge and other personalities into one.