Mark Sheppard (1964 - )
aka Mark A. Sheppard
- Monk: Mr. Monk vs. the Cobra (2005) [Chris Downey]: Dies of a heart attack while Ted Levine and the other police are questioning him about where he prematurely buried Tony Shalhoub.
- 24: Day 5: 3:00 P.M. - 4:00 P.M. (2006) [Ivan Erwich] Stabbed to death by Julian Sands. His body is shown being dragged away later.
- White Collar: Live Feed (2014) [Curtis Hagen]: Shot through the heart with a sniper rifle by Bridget Regan after he tells Matthew Bomer"Beg me for your freedom." His shooter is revealed in the next episode.
- Supernatural: All Along the Watchtower (2017) [Crowley]: Commits Suicide by stabbing himself in the chest with an angel-killing blade as a sacrifice to trap Mark Pellegrino in an alternate reality.
- Son of William Morgan Sheppard