Chris Pine has signed on to star as late politician Robert F. Kennedy in a new limited series for Hulu. The 37-year-old actor, known for his role as James T. Kirk in the rebooted 'Star Trek' movies, will step into the shoes of the younger brother of John F. Kennedy for the currently untitled limited series. Bobby Kennedy served as his brother?s attorney general before going on to become a U.S. senator. He was assassinated during the early days of his presidential campaign in 1968.