An award-winning actor, Jessica Chastain has been in a wide range of movies over the course of her career. She began acting just over two decades ago, playing a one-off character in one episode of the television series ER. After several years of playing smaller roles, the actor had a big breakthrough year in 2011. Chastain was in six feature films that year, including Take Shelter, The Help, and The Tree of Life. The Help earned Chastain her first Oscar nomination.