Acting · London, England, UK · Born May 30, 1964
Mark Andreas Sheppard (born 30 May 1964) is a British actor and musician. He is often credited as Mark A. Sheppard. Sheppard is known for playing the demon/King of Hell Crowley on Supernatural and for his recurring roles as lawyer Romo Lampkin on the Battlestar Galactica reboot, Interpol investigator James Sterling on Leverage, and small-time crime lord Badger on Joss Whedon's Firefly. Description above from the Wikipedia article Mark Sheppard, licensed under CC-BY-SA, full list of contributors on Wikipedia.
MovieEver After
2026
as The Ringmaster
MovieExes
2025
as Senior Investigator Gary
TVSecret Level
2024
as Astropath / Ultramarines Orbital Command (voice)
TVWalker Independence
2022
as Hagan
TVDoom Patrol
2019
as Willoughby Kipling
TVMacGyver
2016
as Fake Dr. Zito
Doctor Who: Farewell to Matt Smith
2013
MovieDoctor Who Explained
2013
as Self
MovieSons of Liberty
2013
as Ackley
MovieMysterious Island
2012
as Young Captain Nemo
MovieXtinction: Predator X
2010
as Dr. Charles LeBlanc
TVWhite Collar
2009
as Curtis Hagen
TVWarehouse 13
2009
as Benedict Valda
TVDollhouse
2009
as Tanaka
TVLeverage
2008
as Jim Sterling
TVThe Middleman
2008
as Manservant Neville
TVIn Plain Sight
2008
as Russell
MovieBroken
2007
as Malcolm
TVBionic Woman
2007
as Anthony Anthros
TVChuck
2007
as Ring Director
TVBurn Notice
2007
as Tom Prescott
TVShark
2006
as Rupert Stone
TVSupernatural
2005
as Crowley
TVDoctor Who
2005
as Canton Delaware
TVMedium
2005
as Charles Walker
MovieUnstoppable
2004
as Leitch
TVBattlestar Galactica
2004
as Romo Lampkin
MovieEvil Eyes
2004
as Peter
MovieMegalodon
2004
as Mitchell Parks
TVNCIS
2003
as Young Mr. Pain (uncredited)
TVLas Vegas
2003
as George Beckwahr
MovieDeep Shock
2003
as Chomsky
TVJake 2.0
2003
as Hartman
TVWithout a Trace
2002
as Johnny Patani
TVFirefly
2002
as Badger
TVFastlane
2002
as Ronan Dennehy
TVMonk
2002
as Chris Downey
MovieNew Alcatraz
2001
as Yuri
TV24
2001
as Ivan Erwich
MovieLost Voyage
2001
as Ian Fields
TVUC: Undercover
2001
I Love 1990s
2001
TVThe Chronicle
2001
TVSpecial Unit 2
2001
as The Chameleon
MovieLady in the Box
2001
TVCSI: Crime Scene Investigation
2000
as Rod Darling
TVThe Invisible Man
2000
as Yuri Gregorov
MovieFarewell, My Love
2000
as M. J.
MovieOut of the Cold
1999
as Fang
MovieSoldier of Fortune, Inc
1999
as Christopher 'C.J.' Yates
TVCharmed
1998
as Arnon
TVMartial Law
1998
as Clay Sullivan
TVV.I.P.
1998
as Nero
MovieNether World
1998
as California
TVSoldier of Fortune, Inc.
1997
as CJ Yates
TVThe Practice
1997
as Eddie Wicks
MovieLover's Knot
1996
as Nigel Bowles
TVSliders
1995
as Jack
TVStar Trek: Voyager
1995
as Leucon
TVM.A.N.T.I.S.
1994
MovieIn the Name of the Father
1993
as Paddy Armstrong
TVThe X-Files
1993
as Bob the Caretaker / Cecil L'Ively
TVSilk Stalkings
1991
as Eric
