Personal Info
Known For
Acting
Born
May 7, 1959 (age 66)
Place of Birth
Fairfield, California, USA
Also Known As
Mark Duane Sivertson
Mark Siverston
Mark Siversten
Mark Sivertsen
Known For
TV
NCIS
Commander Rivers
2003
TV
Breaking Bad
ABQ Detective #1
2008
TV
CSI: Miami
Jeffrey Douglas
2002
TV
Yellowstone
Paramount Bartender
2018
TV
The Walking Dead
Rufus
2010
TV
Castle
Jeff Powers
2009
TV
Monk
Sean Corcoran
2002
TV
Sabrina, the Teenage Witch
Chuck
1996
TV
Ballers
Mark Cowler
2015
TV
American Dreams
Officer Steve Burke
2002
TV
In Plain Sight
Vincent Serato
2008
TV
Shark
Marty Babish
2006
TV
Outer Range
Carson Krum
2022
TV
Stumptown
Llewellyn Slocombe
2019
TV
Midnight, Texas
Davy Deputy #1
2017
TV
Manhattan
Staff Sergeant
2014
TV
The Single Guy
Instructor
1995
TV
Graves
Secret Serviceman Charles
2016
Film
Paul
State Trooper
2011
TV
The Messengers
Older Agent
2015
Filmography
2025FilmOpusas Bill Lotto2024FilmNational Anthemas Rick2022FilmUnverifiedas Terry2022TVOuter Rangeas Carson Krum2021FilmIntrusionas Dylan Cobb2020FilmBlood and Moneyas Ray2019FilmArt of Deceptionas Vice-President Lewis Parker2019TVStumptownas Llewellyn Slocombe2018TVYellowstoneas Paramount Bartender2018FilmGod's Not Dead: A Light in Darknessas Construction Foreman2017TVMidnight, Texasas Davy Deputy #12017FilmShot Calleras LT. Roberts2017FilmBottom of the Worldas State Trooper2016TVGravesas Secret Serviceman Charles2015FilmThe Condemned 2as Sheriff Eric Ross2015FilmBig Skyas Bennett2015TVBallersas Mark Cowler2015TVThe Messengersas Older Agent2015FilmLife in Coloras Mr. Forbes2014TVManhattanas Staff Sergeant2014FilmThe Gunas Running Man2014FilmDrunktown's Finestas Phillip Smiles2013FilmThe Last Standas Bucho2012FilmThe Assetas Finch2011FilmPaulas State Trooper2011FilmPassion Playas Walt (Man #2)2010TVThe Walking Deadas Rufus2010FilmLove Ranchas Horny Fan2009FilmBeautiful Loseras Father2009FilmDoc West II : Triggermanas Flying Dutchman2009TVCastleas Jeff Powers2008FilmFelonas Agent Skiletti2008TVIn Plain Sightas Vincent Serato2008TVBreaking Badas ABQ Detective #12006TVSharkas Marty Babish2005FilmNorth Countryas Bailiff #12003TVNCISas Commander Rivers2002TVAmerican Dreamsas Officer Steve Burke2002TVCSI: Miamias Jeffrey Douglas2002TVMonkas Sean Corcoran2002FilmBare Witnessas Gav Reed1998FilmVampiresas Highway Patrolman1998FilmThe Staircaseas Mr. Prewitt1996TVSabrina, the Teenage Witchas Chuck1995TVThe Single Guyas Instructor1989FilmHowling V: The Rebirthas Jonathan Lane—FilmHellbentas Trig—FilmCutteras Frank