Mark Sheppard

Mark Andreas Sheppard is a British-American actor and musician. He is often credited as "Mark A. Sheppard". Sheppard is known for his recurring roles as the demon/King of Hell Crowley on Supernatural, 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.

Medium · S2, E12

Episode 12

Allison is charged with assault after an old and frightening adversary comes back to haunt her dreams.
Medium · S3, E4

Episode 4

A serial killer Allison has dealt with in the past, Dr Charles Walker, is inhabiting the bodies of the living in order to continue his killing spree and Allison unwittingly becomes his next target.
Firefly · S1, E1

Episode 1

Serenity's captain agrees to transport several passengers while flying under the ruling government's radar.
Supernatural · S5, E21

Two Minutes To Midnight

Crowley offers to reveal Death's location in exchange for Bobby's soul; Pestilence releases a deadly virus on Sam and Dean.
Supernatural · S6, E4

Weekend At Bobby's

Bobby asks Dean and Sam for help after Crowley refuses to return Bobby's soul; a deep secret about Crowley is revealed.
Supernatural · S5, E20

The Devil You Know

The demon Crowley promises to help Dean and Sam find the remaining Horseman rings so they can trap Lucifer.

Mark Sheppard

Movies

Shows

Director

Guest Appearances