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