Mark Sheppard
Biography
Mark Andreas Sheppard, born 30 May 1964 in London, England, is a British actor and musician. He is frequently credited as Mark A. Sheppard. Sheppard’s television work includes portraying the demon and King of Hell Crowley on Supernatural, lawyer Romo Lampkin in the Battlestar Galactica reboot, Interpol investigator James Sterling on Leverage, and the small‑time crime lord Badger in Joss Whedon’s Firefly. He has accumulated more than sixty credited acting roles, with TMDB listing sixty‑four. Sheppard is male and is also the son of noted actor W. Morgan Sheppard. He continues to be recognized for his recurring character work across genre series.
Career overview
Mark Andreas Sheppard, born on 30 May 1964 in London, England, is a British actor who is frequently credited as Mark A. Sheppard. His career spans a wide range of television work, with more than sixty credited appearances. Sheppard first gained notable recognition for his portrayal of the demon and later King of Hell known as Crowley in the long‑running series Supernatural. In addition to this role, he has been a recurring presence in several other genre series.
He played the lawyer Romo Lampkin in the reimagined Battlestar Galactica series, appearing in multiple episodes as a legal figure within the show's narrative. Sheppard also took on the part of Interpol investigator James Sterling in the crime‑drama Leverage, contributing to the series’ investigative storylines. Earlier in his career, he portrayed the small‑time crime lord Badger in Joss Whedon’s cult space western Firefly, adding to the series’ ensemble of colorful characters. Across these roles, Sheppard has become known for his ability to inhabit both antagonistic and authoritative figures, establishing a steady presence in contemporary television drama.
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Frequent co-stars
Career timeline
Full Filmography
66 titles- Exes (2025) as Senior Investigator Gary
- Secret Level (2024) as Astropath / Ultramarines Orbital Command (voice)
- Walker Independence (2022) as Hagan
- Doom Patrol (2019) as Willoughby Kipling
- Kin (2018) Third Assistant Director
- MacGyver (2016) as Fake Dr. Zito
- Sons of Liberty (2013) as Ackley
- Doctor Who Explained (2013) as Self
- Doctor Who: Farewell to Matt Smith (2013)
- Mysterious Island (2012) as Young Captain Nemo
- Mysterious Island (2012) Director
- Xtinction: Predator X (2010) as Dr. Charles LeBlanc
- White Collar (2009) as Curtis Hagen
- Warehouse 13 (2009) as Benedict Valda
- Dollhouse (2009) as Tanaka
- Leverage (2008) as Jim Sterling
- In Plain Sight (2008) as Russell
- The Middleman (2008) as Manservant Neville
- Chuck (2007) as Ring Director
- Burn Notice (2007) as Tom Prescott
- Bionic Woman (2007) as Anthony Anthros
- Broken (2007) as Malcolm
- Shark (2006) as Rupert Stone
- Supernatural (2005) as Crowley
- Doctor Who (2005) as Canton Delaware
- Medium (2005) as Charles Walker
- Battlestar Galactica (2004) as Romo Lampkin
- Unstoppable (2004) as Leitch
- Megalodon (2004) as Mitchell Parks
- Evil Eyes (2004) as Peter
- NCIS (2003) as Young Mr. Pain (uncredited)
- Las Vegas (2003) as George Beckwahr
- Jake 2.0 (2003) as Hartman
- Deep Shock (2003) as Chomsky
- Monk (2002) as Chris Downey
- Without a Trace (2002) as Johnny Patani
- Firefly (2002) as Badger
- Fastlane (2002) as Ronan Dennehy
- 24 (2001) as Ivan Erwich
- Special Unit 2 (2001) as The Chameleon
- UC: Undercover (2001)
- The Chronicle (2001)
- Lost Voyage (2001) as Ian Fields
- New Alcatraz (2001) as Yuri
- Lady in the Box (2001)
- I Love 1990s (2001)
- CSI: Crime Scene Investigation (2000) as Rod Darling
- CSI: Crime Scene Investigation (2000) as Dimitri Sadesky
- The Invisible Man (2000) as Yuri Gregorov
- Farewell, My Love (2000) as M. J.
- Soldier of Fortune, Inc (1999) as Christopher 'C.J.' Yates
- Out of the Cold (1999) as Fang
- Charmed (1998) as Arnon
- V.I.P. (1998) as Nero
- Martial Law (1998) as Clay Sullivan
- Nether World (1998) as California
- The Practice (1997) as Eddie Wicks
- Soldier of Fortune, Inc. (1997) as CJ Yates
- Lover's Knot (1996) as Nigel Bowles
- Star Trek: Voyager (1995) as Leucon
- Sliders (1995) as Jack
- M.A.N.T.I.S. (1994)
- The X-Files (1993) as Bob the Caretaker / Cecil L'Ively
- In the Name of the Father (1993) as Paddy Armstrong
- Silk Stalkings (1991) as Eric
- Ever After as The Ringmaster
Frequently Asked Questions
What movies or TV shows is Mark Sheppard best known for?
Mark Sheppard is widely recognized for notable roles and projects including Secret Level (2024), Doom Patrol (2019), Kin (2018), MacGyver (2016).
When and where was Mark Sheppard born?
Mark Sheppard was born on May 30, 1964 in London, England, UK.
How many credits does Mark Sheppard have?
Mark Sheppard has accumulated over 66 film and television credits across a career spanning from 1991 to 2025.
What is Mark Sheppard's background in cinema and television?
Mark Andreas Sheppard, born 30 May 1964 in London, England, is a British actor and musician. He is frequently credited as Mark A. Sheppard. Sheppard’s television work includes portraying the demon and King of Hell Crowley on Supernatural, lawyer Romo Lampkin in the Battlestar Galactica reboot, Interpol investigator Jam...