History Creator / MarkSheppard

Before becoming an actor he played drums for the PostPunk band Television Personalities. He is the son of legendary sci-fi genre actor Creator/WMorganSheppard, and between them they probably have the unique distinction of being the only father and son to appear in both ''Franchise/StarTrek'' and ''Franchise/DoctorWho'' (though only in the latter as the same character). On that note, they've twice been hired as a pair to be a TimeShiftedActor - the other time was on ''Series/NCIS''.

Before becoming an actor he played drums for the PostPunk band Television Personalities. He is the son of legendary sci-fi genre actor W. Morgan Sheppard, and between them they probably have the unique distinction of being the only father and son to appear in both ''Franchise/StarTrek'' and ''Franchise/DoctorWho'' (though only in the latter as the same character). On that note, they've twice been hired as a pair to be a TimeShiftedActor - the other time was on ''Series/NCIS''.

* ''Series/DoomPatrol2019'': Willoughby Kipling, a ComicBook/JohnConstantine {{expy}} who needs the Doom Patrol to help him stop the EndOfTheWorld.

A London-born actor, Mark Andreas Sheppard (born 30 May 1967) is mostly known for his television work. He's usually a single-episode guest star or a recurring bit player rather than a regular castmember, but his appearances are [[EnsembleDarkhorse always memorable.]]

Before becoming an actor he played drums for the PostPunk band Television Personalities. He is the son of legendary sci-fi genre actor W. Morgan Sheppard, and between them they probably have the unique distinction of being the only father and son to appear in both ''Franchise/StarTrek'' and ''Franchise/DoctorWho'' (though only in the latter as the same character).

He is the son of legendary sci-fi genre actor W. Morgan Sheppard, and before becoming an actor he played drums for the PostPunk band Television Personalities.

A London-born actor, Mark Sheppard is mostly known for his television work. He's usually a single-episode guest star or a recurring bit player rather than a regular castmember, but his appearances are [[EnsembleDarkhorse always memorable.]]

* ''Series/StarTrekVoyager''

-> ''"[[Series/{{Firefly}} Badger]] [[HeyItsThatGuy sighting]]!"''

A London-born actor and noted HeyItsThatGuy, Mark Sheppard is mostly known for his television work. He's usually a single-episode guest star or a recurring bit player rather than a regular castmember, but his appearances are [[EnsembleDarkhorse always memorable.]]

* ''Series/DoctorWho'': Canton Everett Delaware III, a recently ousted FBI agent brought back into the fold by UsefulNotes/RichardNixon to deal with a seemingly [[Recap/DoctorWhoS32E1TheImpossibleAstronaut impossible]] [[Recap/DoctorWhoS32E2DayOfTheMoon problem]]. Joined by [[RealLifeRelative his father]] in the same role but [[TimeshiftedActor older]]. And notably one of the rare characters he's played who ''[[PlayingAgainstType isn't]]'' a villain, jerkish AntiHero, or [[TokenEvilTeammate somewhere in between]].

* ''Series/DoctorWho'': Canton Everett Delaware III, a recently ousted FBI agent brought back into the fold by UsefulNotes/RichardNixon to deal with a seemingly [[Recap/DoctorWhoS32E1TheImpossibleAstronaut impossible]] [[Recap/DoctorWhoS32E2DayOfTheMoon problem]]. Joined by [[RealLifeRelative his father]] in the same role but [[TimeshiftedActor older]].

* ''Series/DoctorWho'': Canton Everett Delaware III, a recently ousted FBI agent brought back into the fold by RichardNixon to deal with a seemingly [[Recap/DoctorWhoS32E1TheImpossibleAstronaut impossible]] [[Recap/DoctorWhoS32E2DayOfTheMoon problem]]. Joined by [[RealLifeRelative his father]] in the same role but [[TimeshiftedActor older]].

* ''{{Medium}}'': Dr. Charles Walker

* ''Series/{{Battlestar Galactica|Reimagined}}'': Romo Lampkin. Creepy and ruthless--seemingly even [[AmoralAttorney amoral]]--[[AntiHero but still one of]] [[DarkIsNotEvil the good guys]].

* ''Series/WhiteCollar'': Curtis Hegen, a notorious art forger. Notable for being the show's first villain of the week, he later returned in the show's fifth season as its main antagonist.

* ''Series/{{Supernatural}}'': Crowley, leader of the [[DealWithTheDevil Crossroads Demons]] and new Ruler of Hell. [[PromotionToOpeningTitles Became a series regular in the 10th season]].

* ''Series/{{Supernatural}}'': Crowley, leader of the [[DealWithTheDevil Crossroads Demons]] and new Ruler of Hell. [[PromotionToOpeningTitles Now a series regular]].

* ''Series/WhiteCollar'': Curtis Hegen, a notorious art forger. Notable for being the show's first villain of the week, he later returned in the show's fifth season as a recurring character.

* ''Series/TwentyFour'': Ivan Erwich, a recurring antagonist in the first half of season five.

* ''Series/{{Supernatural}}'': Crowley, leader of the [[DealWithTheDevil Crossroads Demons]] and new Ruler of Hell.

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<<|{{Actors}}|>>

!!Notable "HeyItsThatGuy" roles:

* ''Series/{{Battlestar Galactica|Reimagined}}'': Romo Lampkin. Creepy and ruthless--seemingly even [[AmoralAttorney amoral]]--but [[GoodIsNotNice still one of]] [[DarkIsNotEvil the good guys]].

* ''Series/{{CSI}}'': [[YouLookFamiliar Twice!]] As a sleazy photographer in the S1 episode 'The Hunger Artist' and a Russian pimp in 'The Lost Girls.'

* ''Series/TwentyFour'': Ivan Erwich, a recurring antagonist in the first half of season five. The role was originally cast with {{Eddie Izzard}}, who quit after one day.

Not to be confused with Brigadier General Mark Jamison Sheppard, the GDI supreme commander from ''VideoGame/CommandAndConquerTiberiumWars'', or Mark Allen Shepard, aka Morn from ''Series/StarTrekDeepSpaceNine''.

!!Notable "[[HeyItsThatGuy Hey, It's That Guy!]]" roles:

* ''Series/WhiteCollar'': Curtis Hegen, a notorious art forger. Notable for being the show's first villain of the week.

He is the son of legendary sci-fi genre actor W. Morgan Sheppard.

* ''Series/TwentyFour'': Ivan Erwich, a recurring antagonist in the first half of season five.

-> ''"[[{{Firefly}} Badger]] [[HeyItsThatGuy sighting]]!"''

Not to be confused with Brigadier General Mark Jamison Sheppard, the GDI supreme commander from CommandAndConquer, or Mark Allen Shepard, aka Morn from ''Series/StarTrekDeepSpaceNine''.

* ''TheXFiles'': Cecil L'ively, a gardener who starts fires with his mind.
* ''Series/{{Firefly}}'': Badger, one of the crew's regular criminal contacts.
** Interestingly, he's playing a role originally meant for JossWhedon himself.
* ''{{Sliders}}'': in ''Net Worth'' he plays a gang leader among the poor separated from the rich.

* ''TheMiddleman'': Manservant Neville, an environmentally-conscious electronics mogul who may or may not be evil. [[spoiler:He totally is.]]
* ''BurnNotice'': Tom Prescott, a bank robber who discovers that spies make bad hostages.

* ''WhiteCollar'': Curtis Hegen, a notorious art forger. Notable for being the show's first villain of the week.

* ''{{Warehouse 13}}'': Benedict Valda, one of the Regents, the shadowy organization that runs the Warehouse.
* ''TheConduit'': Michael Ford (no relation to [[Series/{{Leverage}} Nate Ford]]).
* ''{{Chuck}}'': The Director of the The Ring
* ''[[Series/{{Jake20}} Jake 2.0]]'': Plays an American, a member of an Army Special Forces unit [[spoiler:which has gone rogue]], in the episode ''Whiskey-Tango-Foxtrot''.
* ''CSI'': [[YouLookFamiliar Twice!]] As a sleazy photographer in the S1 episode 'The Hunger Artist' and a Russian pimp in 'The Lost Girls.'

* ''{{Monk}}'': A crooked gravedigger who happens to be the killer of the week, in an episode that was notable for being one of the earliest ones with Monk's second assistant Natalie. He also had a [[OohMeAccentsSlipping little trouble]] keeping his American accent in this one.