William Martin Gulager (November 16, 1928 - August 6, 2022), known professionally as Clu Gulager, was an American television and film actor. He is particularly noted for his co-starring role as William H. Bonney (Billy The Kid) in the 1960–62 NBC TV series The Tall Man and for his role in the later NBC series The Virginian. He also appeared in the racing film Winning (1969), with Paul Newman and Joanne Woodward, and was the protagonist, Burt, in the horror movie The Return of the Living Dead (1985). His final on-screen role was in Quentin Tarantino's Once Upon a Time in Hollywood (2019).