William Thomas Sadler (born April 13, 1950) is an American actor who works in film and television. His television and motion picture roles have included Lewis Burwell "Chesty" Puller in The Pacific, Luther Sloan in Star Trek Deep Space Nine, Sheriff Jim Valenti in Roswell, and—perhaps most notably—the Grim Reaper in Bill & Ted's Bogus Journey, a role for which he was nominated for, and won, the Saturn Award for Best Supporting Actor, and his role as Colonel Stuart alongside Bruce Willis in Die Hard 2.

William Sadler

Acting Born April 13, 1950 Buffalo, New York, USA

William Thomas Sadler (born April 13, 1950) is an American actor who works in film and television. His television and motion picture roles have included Lewis Burwell "Chesty" Puller in The Pacific, Luther Sloan in Star Trek Deep Space Nine, Sheriff Jim Valenti in Roswell, and—perhaps most notably—the Grim Reaper in Bill & Ted's Bogus Journey, a role for which he was nominated for, and won, the Saturn Award for Best Supporting Actor, and his role as Colonel Stuart alongside Bruce Willis in Die Hard 2.

Known For

Law & Order: Special Victims Unit

Gary Dolan

Law & Order

Kevin Drucker

Criminal Minds

Criminal Minds

Ray Finnegan

CSI: Crime Scene Investigation

Red Cooper

The Rookie

Walter Fields

The Blacklist

Sam Milhoan

The Flash

Simon Stagg

Hawaii Five-0

John McGarrett

JAG

Saul Wainright

Elementary

Ian Gale

Person of Interest

Anton's Father