
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.

The Shawshank Redemption
1994 · as Heywood

The Green Mile
1999 · as Klaus Detterick

Iron Man 3
2013 · as President Ellis

The Mist
2007 · as Jim

Die Hard 2
1990 · as Stuart

The Yeti
2026 · as Hollis Bannister

The Hot Spot
1990 · as Frank Sutton

Eagle Eye
2008 · as Jerry's Dad

Man on a Ledge
2012 · as Valet

Salem's Lot
2024 · as Parkins Gillespie

The Unholy
2021 · as Father Hagan

Machete Kills
2013 · as Sheriff Doakes

The Grudge
2019 · as Detective Wilson

RocketMan
1997 · as Wild Bill Overbeck

Bordello of Blood
1996 · as Mummy

Hard to Kill
1990 · as Senator Vernon Trent

The Highwaymen
2019 · as Henry Barrow

August Rush
2007 · as Thomas Novacek