Jessica Chastain tree of life Jessica Chastain tree of life. Jessica Chastain off to roaring start in Hollywood. Jessica Chastain is worried that she might be the first unknown actress everyone will get sick of. The 30-year-old redhead plays Brad Pitt's wife in filmmaker Terrence Malick's "Tree of Life" which was awarded the top prize at the Cannes film festival last week. The movie, a meditation on life set against the background of a Midwestern family in the 1950s that also stars Sean Penn, arrives in select U.S. movie theaters on Friday. But that's not the only film the newcomer has on her resume, nor the only A-list actors and directors who want to work with her. Later this summer Chastain stars in the drama "The Help," based on Kathryn Stockett's best-selling novel; "The Debt," an espionage drama starring Oscar-winner Helen Mirren; and the crime drama "The Fields" opposite Sam Worthington. Two more of her films are scheduled ...