Mark Sheppard Information


Mark Sheppard

Mark Sheppard

Actor
UK

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Biography:
Fan favorite actor Mark Sheppard returns to Gallifrey One in 2025 after a ten-year absence! Sheppard is best known for playing Canton Everett Delaware in Doctor Who (in "The Impossible Astronaut" and "Day of the Moon") and as the demon/King of Hell Crowley on Supernatural, as well as recurring roles such as lawyer Romo Lampkin on Battlestar Galactica, Interpol investigator James Sterling on Leverage, and Badger on Firefly. Mark's additional work includes appearances on The X-Files, Warehouse 13, Star Trek: Voyager, CSI, CSI: New York, Monk, JAG, The Practice, Special Unit 2, The Invisible Man and Las Vegas. More recently he has appeared as Willoughby Kipling in Doom Patrol and as Nathanial Hagan in Walker: Independence.

Convention Guest Appearances

106 confirmed guest appearances


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