ACTOR
Marcus Giamatti
Known for House · The Mentalist · Criminal Minds
Marcus Giamatti is an American actor, best known for being a regular member of the cast of the CBS drama series Judging Amy. He is the younger brother of actor Paul Giamatti.
Snapshot 2026-10-16
- Born
- Oct 3, 1961
- Birthplace
- New Haven, Connecticut, USA
- Known For
- Acting
Biography
Marcus Giamatti is an American actor, best known for being a regular member of the cast of the CBS drama series Judging Amy. He is the younger brother of actor Paul Giamatti.
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Known For
Filmography
Movies
Mr. & Mrs. BridgeGil Davis
1990
Aftermath: A Test of LoveLuke
1991
Necessary RoughnessSargie 'Fumblina' Wilkinson
1991
3 Ninjas Kick BackAnnouncer
1994
Jimmy HollywoodBMW Preppie
1994
Judy BerlinEddie Dillon
1999
Pirates of Silicon ValleyDan Kottke
1999
HamletGuildenstern
2000
The Business of StrangersRobert
2001
On the DollUncle Lou
2007
The Chosen OneFreddy
2010
Blue Lagoon: The AwakeningPrincipal Thomas
2012
Starving in SuburbiaMichael
2014
The Curse of Downers GroveRich
2015
Echoes of TomorrowFrank Thompson (segment "Segment #1")
2026
Is It Time?Frank
Television
HunterJack Kane · 1 eps
1984
Quantum LeapRick Upfield · 1 eps
1989
Dream OnSalesman · 1 eps
1990
Flying BlindTed Sharperson · 22 eps
1992
Homicide: Life on the StreetBernard Abrams · 1 eps
1993
Living SingleJack Peabody · 1 eps
1993
The X-FilesJohn Gillnitz · 1 eps
1993
Monty1 eps
1994
Judging AmyPeter Gray · 138 eps
1999
CSI: Crime Scene InvestigationChevy Cigs · 1 eps
2000
Crossing JordanDonald Hagen · 1 eps
2001
CSI: MiamiHugh Parker · 1 eps
2002
MonkJohn Keyes · 1 eps
2002
Cold CaseLarry Kenick · 1 eps
2003
NCISVictor Tillman · 1 eps
2003
HouseJeffrey Keener · 1 eps
2004
BonesForrest Wakefield · 1 eps
2005
Criminal MindsDr. Barry Landman · 1 eps
2005
MediumLance Pauling · 1 eps
2005
The CloserGlen Lynch · 1 eps
2005
LifeZak Sutter · 1 eps
2007
FringeRay Duffy · 1 eps
2008
The MentalistGabriel Fanning · 1 eps
2008
Lie to MeFentris · 1 eps
2009
NCIS: Los AngelesCIA Agent Michael Snyder · 2 eps
2009
Blue BloodsGerry Gertz · 1 eps
2010
The DefendersLawyer · 1 eps
2010
Franklin & BashGolf Club Owner · 1 eps
2011
RevengeDr. Ray Clemons · 1 eps
2011
The ExesDon · 1 eps
2011
Common LawDerek Winfield · 1 eps
2012
PerceptionJoel (Conley's Agent) · 1 eps
2012
Mighty MedSonic Shriek · 1 eps
2013
Big Time in Hollywood, FlDetective Jim Zdorkin · 5 eps
2015
CSI: CyberArtie Sneed · 1 eps
2015
Get Shorty1 eps
2017
S.W.A.T.Professor Marc Lasky · 1 eps
2017
Bosch: LegacySimon Wakefield · 3 eps
2022Photos
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