Mark Sheppard
Acting
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.
Acting
Secret Level
Astropath / Ultramarines Orbital Command (voice)
Walker Independence
Hagan
Doom Patrol
Willoughby Kipling
MacGyver
Fake Dr. Zito
Doctor Who: Farewell to Matt Smith
Doctor Who Explained
Self
Sons of Liberty
Ackley
Mysterious Island
Young Captain Nemo
Xtinction: Predator X
Dr. Charles LeBlanc
White Collar
Curtis Hagen
Warehouse 13
Benedict Valda
Dollhouse
Tanaka
Leverage
Jim Sterling
The Middleman
Manservant Neville
In Plain Sight
Russell
Broken
Malcolm
Bionic Woman
Anthony Anthros
Chuck
Ring Director
Burn Notice
Tom Prescott
Shark
Rupert Stone
Supernatural
Crowley
Doctor Who
Canton Delaware
Medium
Charles Walker
Unstoppable
Leitch
Battlestar Galactica
Romo Lampkin
Evil Eyes
Peter
Megalodon
Mitchell Parks
NCIS
Young Mr. Pain (uncredited)
Las Vegas
George Beckwahr
Deep Shock
Chomsky
