Mark Sheppard
Acting
Born: 1964-05-30 in London, England, UK
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
Young Mr. Pain (uncredited)
Supernatural
Crowley
CSI: Crime Scene Investigation
Rod Darling
CSI: Crime Scene Investigation
Dimitri Sadesky
Doctor Who
Canton Delaware
24
Ivan Erwich
The X-Files
Bob the Caretaker / Cecil L'Ively
Charmed
Arnon
V.I.P.
Nero
Monk
Chris Downey
Star Trek: Voyager
Leucon
Without a Trace
Johnny Patani
Medium
Charles Walker
Battlestar Galactica
Romo Lampkin
White Collar
Curtis Hagen
The Practice
Eddie Wicks
Chuck
Ring Director
Las Vegas
George Beckwahr
Burn Notice
Tom Prescott
MacGyver
Fake Dr. Zito
Warehouse 13
Benedict Valda
Doom Patrol
Willoughby Kipling
Sliders
Jack
Firefly
Badger
Leverage
Jim Sterling
Silk Stalkings
Eric
Martial Law
Clay Sullivan
In Plain Sight
Russell
Secret Level
Astropath / Ultramarines Orbital Command (voice)
Dollhouse
Tanaka
Shark
Rupert Stone
The Invisible Man
Yuri Gregorov
Fastlane
Ronan Dennehy
UC: Undercover
Soldier of Fortune, Inc.
CJ Yates
In the Name of the Father
Paddy Armstrong
M.A.N.T.I.S.
Special Unit 2
The Chameleon
Bionic Woman
Anthony Anthros
The Middleman
Manservant Neville