Jack Conley

Film Deaths

Heaven's Gate (1980) [Morrison]: Shot in the forehead by Christopher Walken.
The Purge: Anarchy (2014) [Big Daddy]: Shot in the head by Brandon Keener as Jack is about to kill Frank Grillo.

Angel: Origin (2004) [Sahjhan]: Decapitated during a fight with Vincent Kartheiser. (Jack was wearing heavy demonic make-up for the role)
Criminal Minds: Secrets and Lies (2006) [CIA Agent John Summers]: Neck snapped by Ray Baker after he tortures him about the whereabouts of Andrea Gabriel and Hannah Marks.
Supernatural: Yellow Fever (2009) [Sheriff Al Britton]: Dies of ghost illness.
Sons of Anarchy: Small World (2012) [Sergeant Macky]: Has his head bashed open with a snow globe by Charlie Hunnam.
Agent Carter: The Blitzkrieg Button (2015) [Colonel Ernst Mueller]: Presumably executed by hanging (off-screen) for war crimes. He's last seen in his cell when Shea Whigham gets his cooperation by supposedly giving him a cyanide pill to end his life, only to reveal later that it was a breath mint.
NCIS: Exit Strategy (2017) [Danny Sportelli]: Committed suicide by shooting himself in the head upon rejecting Mark Harmon's offer to surrender.