Michael Dempsey is an actor and producer.

KNOWN FOR

NCIS
2004
CSI: Crime Scene Investigation
2004
Criminal Minds
2020
The Rookie
2026
Bones
2015
Castle
2015
Desperate Housewives
2009
CSI: Miami
2011
The X-Files
1999
Charmed
2005
9-1-1
2018
Lost
2009

FILMOGRAPHY

All
Movies
TV
Acting
85
2026
The Rookie
as Howard Jennings
2025
Culprit
as Dennis Walters
2025
You
as Bob Cain
2023
Paul T. Goldman
as Bob Thompson
2023
Station 19
as Captain Josh Mesnik
2020
Criminal Minds
as Don Brenner
2019
Killer Therapy
as Dr. Keller
2019
Pearson
as Father Conway
2019
WHAT / IF
as Barry
2019
All Rise
as Hank
2018
Cam
as Barney
2018
How to Get Rid of a Body And Still Be Friends
as Henry Dibble
2018
Shooter
as Veterinarian
2018
9-1-1
as Officer Dowers
2017
Mom
as Officer Miliner
2017
The Orville
as Mining Chief Harry Leidecker
2016
If I Could Tell You
as Peter
2016
A Cinderella Christmas
as Otto Karilla
2015
Martyrs
as Detective
2015
Castle
as Frank Malloy
2015
The Big Bang Theory
as Security Guard
2015
The Middle
as Stan
2015
Bones
as David Pyne
2014
Perception
as Gus
2014
Extant
as Sheriff Dugan
2014
Rizzoli & Isles
as Bob
2012
Weeds
as Cop
2011
Ham Sandwich
as Boss
2011
Harry's Law
as Detective
2011
CSI: Miami
as Allen Hillington
2010
Almost Kings
as Chester
2010
Alphonso Bow
as Frank
2010
Lie to Me
as Farr
2009
Desperate Housewives
as Detective Murphy
2009
Lost
as Foreman
2008
Changeling
as Man on Street
2008
Mad Men
as Marty Hasselbach
2008
Terminator: The Sarah Connor Chronicles
as Detective
2007
Protect and Serve
2007
Shark
as Impound Lot Attendant
2006
Brothers and Sisters
as Ed
2006
Justice
2006
Monk
as Detective Patterson
2006
Over There
as Barman
2006
Heist
as Robert Ryerson
2005
The Ring Two
as Desk Sergeant
2005
American Gun
as Landlord
2005
Charmed
as Bud
2005
ER
as Mr. Beckwith
2005
Boston Legal
as Dominick Ryan
2004
Crossing Jordan
as Power Company Guy
2004
Malcolm in the Middle
as Teddy
2004
CSI: Crime Scene Investigation
as Calvin Berkowitz
2004
NCIS
as Coach Morgan
2003
Confidence
as Special Agent Artie / IA Officer #1
2003
Threat Matrix
as Coach Sadler
2003
The District
as Otto
2003
Boomtown
as Recovering drunk
2003
The Bernie Mac Show
as Store Clerk
2003
7th Heaven
as Florist
2002
The Division
as Fire Chief
2002
Providence
2002
Sabrina, the Teenage Witch
as Cable Guy
2001
Angel
as Irv Kraigle
2001
Nikki
as Officer Koch
2000
3rd Rock from the Sun
as Security Guard
1999
Bowfinger
as Camera Security Guard
1999
Falling Sky
1999
Replacing Dad
as Sid
1999
My Favorite Martian
as Van Gundy
1999
Judging Amy
as Officer Al Bernero
1999
Providence
as Mr. Conlon
1999
Boy Meets World
as The Cop
1999
The Practice
as Officer Stroud
1999
The X-Files
as Sheriff
1999
Caroline in the City
as Auctioneer
1997
Campfire Tales
as Dad (segment "People Can Lick Too")
1997
Saved by the Bell: The New Class
as Coach Wagner
1997
Weird Science
1996
Beverly Hills, 90210
as Colin's Travel Agent
1996
Goode Behavior
as Dad
1993
The Day My Parents Ran Away
as Don Godbole
1992
Growing Pains
as Officer
1992
Roseanne
Peep Show