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. Description above from the Wikipedia article Mark Sheppard, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For
NCIS
2003
Supernatural
2005
CSI: Crime Scene Investigation
2000
CSI: Crime Scene Investigation
2000
Doctor Who
2005
24
2001
The X-Files
1993
Charmed
1998
Star Trek: Voyager
1995
Monk
2002
Medium
2005
The Practice
1997
Filmography
NCIS
as Young Mr. Pain (uncredited) · 2003
Supernatural
as Crowley · 2005
CSI: Crime Scene Investigation
as Rod Darling · 2000
CSI: Crime Scene Investigation
as Dimitri Sadesky · 2000
Doctor Who
as Canton Delaware · 2005
24
as Ivan Erwich · 2001
The X-Files
as Bob the Caretaker / Cecil L'Ively · 1993
Charmed
as Arnon · 1998
Star Trek: Voyager
as Leucon · 1995
Monk
as Chris Downey · 2002
Medium
as Charles Walker · 2005
The Practice
as Eddie Wicks · 1997
Without a Trace
as Johnny Patani · 2002
Las Vegas
as George Beckwahr · 2003
MacGyver
as Fake Dr. Zito · 2016
Chuck
as Ring Director · 2007
White Collar
as Curtis Hagen · 2009
Burn Notice
as Tom Prescott · 2007
Battlestar Galactica
as Romo Lampkin · 2004
Warehouse 13
as Benedict Valda · 2009
V.I.P.
as Nero · 1998
Sliders
as Jack · 1995
Doom Patrol
as Willoughby Kipling · 2019
Silk Stalkings
as Eric · 1991
Leverage
as Jim Sterling · 2008
In Plain Sight
as Russell · 2008
Martial Law
as Clay Sullivan · 1998
Firefly
as Badger · 2002
Dollhouse
as Tanaka · 2009
Shark
as Rupert Stone · 2006
Secret Level
as Astropath / Ultramarines Orbital Command (voice) · 2024
Fastlane
as Ronan Dennehy · 2002
Special Unit 2
as The Chameleon · 2001
The Invisible Man
as Yuri Gregorov · 2000
The Middleman
as Manservant Neville · 2008
Bionic Woman
as Anthony Anthros · 2007
Jake 2.0
as Hartman · 2003
UC: Undercover
· 2001
Soldier of Fortune, Inc.
as CJ Yates · 1997
Walker Independence
as Hagan · 2022
In the Name of the Father
as Paddy Armstrong · 1993
M.A.N.T.I.S.
· 1994
The Chronicle
· 2001
Mysterious Island
as Young Captain Nemo · 2012
Unstoppable
as Leitch · 2004
Lost Voyage
as Ian Fields · 2001
I Love 1990s
· 2001
Doctor Who Explained
as Self · 2013
Xtinction: Predator X
as Dr. Charles LeBlanc · 2010
Deep Shock
as Chomsky · 2003
New Alcatraz
as Yuri · 2001
Broken
as Malcolm · 2007
Soldier of Fortune, Inc
as Christopher 'C.J.' Yates · 1999
Ever After
as The Ringmaster · 2026
Sons of Liberty
as Ackley · 2013
Nether World
as California · 1998
Doctor Who: Farewell to Matt Smith
· 2013
Lover's Knot
as Nigel Bowles · 1996
Out of the Cold
as Fang · 1999
Exes
as Senior Investigator Gary · 2025
Megalodon
as Mitchell Parks · 2004
Lady in the Box
· 2001
Evil Eyes
as Peter · 2004
Farewell, My Love
as M. J. · 2000