Theodore Crawford Cassidy (July 31, 1932 – January 16, 1979) was an American actor. He tended to play unusual characters in offbeat or science-fiction works, such as Star Trek and I Dream of Jeannie, and he played Lurch on The Addams Family TV series of the mid-1960s. He also narrated the intro sequence for the 1977 live-action The Incredible Hulk TV series and provided the growls and roars for the Hulk for the first two seasons before his death, with actor Charles Napier providing the title character's vocals for the remainder of the series. (Via Wikipedia)