Acting

Mark Sheppard

Born 1964-05-30 · London, England, UK

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.

Credits

Newest first

Ever After
as The Ringmaster
2026
Exes
as Senior Investigator Gary
2025
Secret Level
as Astropath / Ultramarines Orbital Command (voice)
2024
Walker Independence
as Hagan
2022
Doom Patrol
as Willoughby Kipling
2019
Kin
Third Assistant Director
2018
MacGyver
as Fake Dr. Zito
2016
Doctor Who: Farewell to Matt Smith
2013
Doctor Who Explained
as Self
2013
Sons of Liberty
as Ackley
2013
Mysterious Island
as Young Captain Nemo
2012
Mysterious Island
Director
2012
Xtinction: Predator X
as Dr. Charles LeBlanc
2010
White Collar
as Curtis Hagen
2009
Warehouse 13
as Benedict Valda
2009
Dollhouse
as Tanaka
2009
Leverage
as Jim Sterling
2008
The Middleman
as Manservant Neville
2008
In Plain Sight
as Russell
2008
Broken
as Malcolm
2007
Bionic Woman
as Anthony Anthros
2007
Chuck
as Ring Director
2007
Burn Notice
as Tom Prescott
2007
Shark
as Rupert Stone
2006
Supernatural
as Crowley
2005
Doctor Who
as Canton Delaware
2005
Medium
as Charles Walker
2005
Unstoppable
as Leitch
2004
Battlestar Galactica
as Romo Lampkin
2004
Evil Eyes
as Peter
2004
Megalodon
as Mitchell Parks
2004
NCIS
as Young Mr. Pain (uncredited)
2003
Las Vegas
as George Beckwahr
2003
Deep Shock
as Chomsky
2003
Jake 2.0
as Hartman
2003
Without a Trace
as Johnny Patani
2002
Firefly
as Badger
2002
Fastlane
as Ronan Dennehy
2002
Monk
as Chris Downey
2002
New Alcatraz
as Yuri
2001
24
as Ivan Erwich
2001
Lost Voyage
as Ian Fields
2001
UC: Undercover
2001
I Love 1990s
2001
The Chronicle
2001
Special Unit 2
as The Chameleon
2001
Lady in the Box
2001
CSI: Crime Scene Investigation
as Rod Darling
2000
CSI: Crime Scene Investigation
as Dimitri Sadesky
2000
The Invisible Man
as Yuri Gregorov
2000
Farewell, My Love
as M. J.
2000
Out of the Cold
as Fang
1999
Soldier of Fortune, Inc
as Christopher 'C.J.' Yates
1999
Charmed
as Arnon
1998
Martial Law
as Clay Sullivan
1998
V.I.P.
as Nero
1998
Nether World
as California
1998
Soldier of Fortune, Inc.
as CJ Yates
1997
The Practice
as Eddie Wicks
1997
Lover's Knot
as Nigel Bowles
1996
Sliders
as Jack
1995
Star Trek: Voyager
as Leucon
1995
M.A.N.T.I.S.
1994
In the Name of the Father
as Paddy Armstrong
1993
The X-Files
as Bob the Caretaker / Cecil L'Ively
1993
Silk Stalkings
as Eric
1991