In the comedy series United States of Tara, created by Diablo Cody, viewers are introduced to Tara Gregson, portrayed by Toni Collette, a woman grappling with dissociative identity disorder. As she navigates her life, Tara's various alters emerge, each bringing unique challenges to her family and daily existence. Her supportive husband, played by John Corbett, strives to maintain a sense of normalcy amidst the chaos. The family dynamic is further enriched by her two children, Kate, portrayed by Brie Larson, and Marshall, played by Keir Gilchrist. The series also features Rosemarie DeWitt as Tara's sister and Nathan Corddry as her friend, alongside Viola Davis in a significant role. Spanning three seasons from 2009 to 2011, the show blends humor with poignant moments, exploring the complexities of identity and family life.