William Sadler (1950 - )
- Die Hard 2 (Die Hard 2: Die Harder) (1990) [Colonel (William) Stuart]: Killed in an explosion (along with the rest of his cohorts, including Franco Nero and Vondie Curtis-Hall) when Bruce Willis ignites the trail of fuel leaking from their plane, blowing it up. (Thanks to Neil)
- Hard To Kill (1990) [Senator Vernon Trent]: Although he survives the film there is an alternative ending in which he is burned to death after being thrown into his own lit fireplace having been impaled on a poker during a struggle with Steven Seagal.
- The Hot Spot (1990) [Frank Sutton]: Shot and beaten to death by Don Johnson while at the end of a struggle.
- Rush (1991) [Monroe]: Presumably killed when Jason Patric rams his head repeatedly against some prison bars as he tries to choke Jennifer Jason Leigh through the jail cell (though I don't know any other details it's unclear if he died or not). (Thanks to ND)
- Trespass (Looters) (1992) [Don Perry]: Shot to death in a shoot-out with Ice-T (who is also shot). (Thanks to Michael)
- Tales from the Crypt Presents: Demon Knight (1995) [Brayker]: Mortally wounded after being clawed across the chest by a possessed Ryan O'Donohue. This is because Ryan is one of Billy Zane`s demons; he dies shortly after passing his responsibilities on to Jada Pinkett Smith.
- Tales from the Crypt Presents: Bordello of Blood (1996) [Mummy]: Plays a mummy who is seen talking to the Crypt Keeper (voiced by John Kassir) (Played for Comic Effect).
- Solo (1996) [Colonel Frank Manning/Improved Solo]: Playing a dual role, "Manning's" neck is snapped by “Improved Solo.”; "Improved Solo's" skull is crushed by Mario Van Peebles, on top of being severely wounded when Mario puts an explosive charge in William's side. (Thanks to ND)
- Ambushed (1998) [Jim Natter]: Shot repeatedly in the chest by William Forsythe and Robert Patrick. (Thanks to ND)
- Disturbing Behavior (1998) [Dorian Newberry]: Commits suicide/sacrifices himself by driving his truck over the dam in order to destroy all of the mind-altered "Blue Ribbon" students.
- The Hills Run Red (2009) [Concannon]: Stabbed to death by Danko Jordanov when Tad Hilgenbrink encourages Danko to kill William.
- Machete Kills (2013) [Sheriff Doakes]: Neck broken by Demian Bichir, on top of Demian chopping off his arm.
- Tales from the Crypt: The Man Who Was Death (1989) [Niles Talbot]: Executed in the electric chair. (Thanks to PortsGuy)
- Two Fisted Tales (1991 TV) [Mr. Rush]: Killed in an explosion after pulling the pin from a grenade in an attempt to kill the viewing audience (Played for Comic Effect).
- Star Trek: Deep Space Nine: Extreme Measures (1999) [Luther Sloan]: Commits suicide by activating an implant in his brain rather than be captured; the rest of the episode takes place inside William's mind as Colm Meaney and Alexander Siddig attempt to get vital information from his mind before he dies. (Thanks to Neil)
- Criminal Minds: Reckoner (2009) [Ray Finnegan]: Shot in the head and chest by Tom Ohmer in William's restaurant. His body is shown afterwards when Thomas Gibson and Joe Mantegna discover him.
- Hawaii Five-O: Pilot (2010) [John McGarrett]: Shot in the head by James Marsters after learning of the killing of his brother (Norman Reedus) by Alex O'Loughlin. We only see James firing.
- Park Avenue: Lazarus (2013) [Nate McKenny]: Killed by Misha Kuznetsov with his body then being absorbed into the building by the lost souls of the drake.
- The Blacklist: General Ludd (No. 109) (2013) [Sam Scott]: Smothered with a pillow in a mercy killing by James Spader to spare him a slow, painful death from cancer and to keep him from revealing the "secret" to Megan Boone that James is her surrogate father.
- From Dusk Till Dawn: The Take (2014) [Big Jim]: Shot to death by D.J Cotrona and Zane Holtz in a parallel reality after D.J and Zane enter in "The Labyrinth". (Not sure if it counts as a "Death scene" but is the only time that William appears in the whole series).
- Z Nation: Zombie Road (2015) [Sam Custer] Brains eaten by a blaster zombie off-screen. We just see the blood splatter on his truck. His truck then explodes in the distance.
- Power: There's a Snitch Among Us (2018) [Tony Teresi]: Shot in the Stomach by his son (Joseph Sikora) for being a Snitch who works for the Feds.
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