According to Wikipedia,
William Thomas Sadler is an American stage, film, and television actor. His television and motion picture roles have included Chesty Puller in The Pacific, Luther Sloan in Star Trek: Deep Space Nine, Sheriff Jim Valenti in Roswell, convict Heywood in The Shawshank Redemption, Senator Vernon Trent in Hard to Kill, Death in Bill & Ted's Bogus Journey and Bill & Ted Face the Music, and Colonel Stuart in Die Hard 2. He played Matthew Ellis in Iron Man 3, Marvel's Agents of S.H.I.E.L.D., and WHIH Newsfront. He also recurs as John McGarrett in the 2010 remake of the 1968 television series Hawaii Five-O, and the Boston boxing promoter and suspected drug dealer Gino Fish in the Jesse Stone television film series, opposite Tom Selleck. He also played Don in the 1992 movie Trespass starring Ice Cube, Ice-T and Bill Paxton.
William Sadler is affiliated with the following schools: