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Filmography
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Actor (92 credits)
2021/II
Intrusion
Dylan Cobb / Masked Intruder #1
2019
Stumptown
(TV Series)
Llewellyn Slocombe
2017
Ballers
(TV Series)
Mark Cowler
2016
Chance
(TV Series)
The Medic
2016
Graves
(TV Series)
Secret Serviceman Charles
2015
Castle
(TV Series)
Jeff Powers
2015
Dig
(TV Mini Series)
Mr. Ingmar / Dan Ingmar
2011
Cyphers
(TV Series)
Richard Sawyer
2009
Triggerman
(TV Movie)
Flying Dutchman (as Mark Siversten)
2009
Doc West
(TV Movie)
Van (uncredited)
2008
Felon
Agent Skiletti
2007
Monk
(TV Series)
Sean Corcoran
2007
Shark
(TV Series)
Marty Babish
2006
Wildfire
(TV Series)
Commercial Director
2004
JAG
(TV Series)
Commander Nesbit
2003
NCIS
(TV Series)
Commander Rivers
1997-1999
Hang Time
(TV Series)
Mr. Morgan / Coach
1988
Hunter
(TV Series)
Tony Baxter
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Self (1 credit)
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Personal Details
Publicity Listings:
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Alternate Names:
Mark Silversten | Mark Siversten | Mark Siverston | M.D. Sivertsen | Mark Duane Sivertson
Height:
6' 1" (1.85 m)
Spouse:
Linda Sivertsen
(divorced)
(1 child)
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Did You Know?
Trivia:
Often plays law enforcement officers, agents or soldiers.