Split (1989 film)

Split is a 1989 American psychological thriller film directed by Chris Shaw, starring Tim Matheson and Karen Allen. The film revolves around a married couple, Grant and Sarah Hillard, whose relationship is strained by Grant's apparent multiple personality disorder. Grant, a successful architect, begins experiencing blackouts and exhibiting drastically different personalities, including a violent and dangerous persona. Sarah struggles to understand and cope with Grant's condition, fearing for her safety and the stability of their marriage. The film explores themes of identity, mental illness, and the challenges of maintaining relationships in the face of psychological trauma. It's considered a low-budget thriller and received little critical attention upon release.