
Mark Sheppard
Biography
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.
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Gallery

Known For
Acting History
2024
Secret Level as Astropath / Ultramarines Orbital Command (voice)
2022Walker Independence as Hagan
2019Doom Patrol as Willoughby Kipling
2016MacGyver as Fake Dr. Zito
2013Doctor Who: Farewell to Matt Smith
2013Doctor Who Explained as Self
2013Sons of Liberty as Ackley
2010Mysterious Island as Young Captain Nemo
2010Xtinction: Predator X as Dr. Charles LeBlanc
2009White Collar as Curtis Hagen
2009Warehouse 13 as Benedict Valda
2009Dollhouse as Tanaka
2008Leverage as Jim Sterling
2008The Middleman as Manservant Neville
2008In Plain Sight as Russell
2007Broken as Malcolm
2007Bionic Woman as Anthony Anthros
2007Chuck as Ring Director
2007Burn Notice as Tom Prescott
2006Shark as Rupert Stone
2005Supernatural as Crowley
2005Doctor Who as Canton Delaware
2005Medium as Charles Walker
2004Unstoppable as Leitch
2004Battlestar Galactica as Romo Lampkin
2004Evil Eyes as Peter
2004Megalodon as Mitchell Parks
2003NCIS as Young Mr. Pain (uncredited)
2003Las Vegas as George Beckwahr
2003Deep Shock as Chomsky
2003Jake 2.0 as Hartman
2002Without a Trace as Johnny Patani
2002Firefly as Badger
2002Fastlane as Ronan Dennehy
2002Monk as Chris Downey
2001New Alcatraz as Yuri
200124 as Ivan Erwich
2001Lost Voyage as Ian Fields
2001UC: Undercover
2001I Love 1990s
2001The Chronicle
2001Special Unit 2 as The Chameleon
2001Lady in the Box
2000CSI: Crime Scene Investigation as Rod Darling
2000CSI: Crime Scene Investigation as Dimitri Sadesky
2000The Invisible Man as Yuri Gregorov
2000Farewell, My Love as M. J.
1999Out of the Cold as Fang
1999Soldier of Fortune, Inc as Christopher 'C.J.' Yates
1998Charmed as Arnon
1998V.I.P. as Nero
1998Martial Law
1997Soldier of Fortune, Inc. as CJ Yates
1997The Practice as Eddie Wicks
1996Lover's Knot as Nigel Bowles
1995Sliders as Jack
1995Star Trek: Voyager as Leucon
1994M.A.N.T.I.S.
1993In the Name of the Father as Paddy Armstrong
1993The X-Files as Bob the Caretaker / Cecil L'Ively
1991Silk Stalkings as Eric
—Ever After as The Ringmaster
—Nether World as California








