Mark Sheppard
KNOWN FOR View Movie
as Crowley Supernatural 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.
Filmography
In the Name of the Father
as Paddy Armstrong
Unstoppable
as Leitch
Megalodon
as Mitchell Parks
Deep Shock
as Chomsky
Lost Voyage
as Ian Fields
New Alcatraz
as Yuri
Broken
as Malcolm
Mysterious Island
as Young Captain Nemo
Xtinction: Predator X
as Dr. Charles LeBlanc
Evil Eyes
as Peter
Sons of Liberty
as Ackley
Soldier of Fortune, Inc
as Christopher 'C.J.' Yates
Farewell, My Love
as M. J.
Lover's Knot
as Nigel Bowles
Doctor Who Explained
as Self
Out of the Cold
as Fang
Nether World
as California
Ever After
as The Ringmaster