
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.

as Rod Darling

as Crowley
2005

as Young Mr. Pain (uncredited)
2003

as Rod Darling
2000

as Ivan Erwich
2001

as Canton Delaware
2005

as Arnon
1998

as Bob the Caretaker / Cecil L'Ively
1993

as Chris Downey
2002

as Johnny Patani
2002

as Leucon
1995

as Charles Walker
2005

as Curtis Hagen
2009
as Young Captain Nemo
2012
2013

as Self
2013

as Ackley
2013

as Young Captain Nemo
2012

as Dr. Charles LeBlanc
2010

as Malcolm
2007

as Leitch
2004

as Peter
2004

as Mitchell Parks
2004

as Chomsky
2003

as Yuri
2001

as Ian Fields
2001

2001

as M. J.
2000

as Fang
1999

as Christopher 'C.J.' Yates
1999

as California
1998

as Nigel Bowles
1996

as Paddy Armstrong
1993

as The Ringmaster
as Rod Darling
1 ep.

as Crowley
102 episodes

as Young Mr. Pain (uncredited)
1 episodes

as Rod Darling
1 episodes

as Ivan Erwich
6 episodes

as Canton Delaware
2 episodes

as Arnon
1 episodes

as Bob the Caretaker / Cecil L'Ively
1 episodes

as Chris Downey
1 episodes

as Johnny Patani
1 episodes

as Leucon
1 episodes

as Charles Walker
3 episodes

as Curtis Hagen
6 episodes

as Eddie Wicks
1 episodes

as Tom Prescott
1 episodes

as Fake Dr. Zito
1 episodes

as Romo Lampkin
7 episodes

as George Beckwahr
1 episodes

as Ring Director
2 episodes

as Jack
1 episodes

as Benedict Valda
6 episodes

as Nero
2 episodes

as Willoughby Kipling
12 episodes

as Jim Sterling
7 episodes

as Eric
1 episodes
Third Assistant Director