Personal Info
Known For
Acting
Born
October 3, 1961 (age 64)
Place of Birth
New Haven, Connecticut, USA
Marcus Giamatti
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.
Known For
TV
Bones
Forrest Wakefield
2005
TV
NCIS
Victor Tillman
2003
TV
The Mentalist
Gabriel Fanning
2008
TV
House
Jeffrey Keener
2004
TV
CSI: Crime Scene Investigation
Chevy Cigs
2000
TV
Criminal Minds
Dr. Barry Landman
2005
TV
The X-Files
John Gillnitz
1993
TV
Crossing Jordan
Donald Hagen
2001
TV
CSI: Miami
Hugh Parker
2002
TV
NCIS: Los Angeles
CIA Agent Michael Snyder
2009
TV
S.W.A.T.
Professor Marc Lasky
2017
TV
Blue Bloods
Gerry Gertz
2010
TV
Monk
John Keyes
2002
TV
Fringe
Ray Duffy
2008
TV
Cold Case
Larry Kenick
2003
TV
The Closer
Glen Lynch
2005
TV
Living Single
Jack Peabody
1993
TV
Medium
Lance Pauling
2005
TV
Quantum Leap
Rick Upfield
1989
TV
Revenge
Dr. Ray Clemons
2011
Filmography
2022TVBosch: Legacyas Simon Wakefield2017TVS.W.A.T.as Professor Marc Lasky2017TVGet Shorty2015FilmThe Curse of Downers Groveas Rich2015TVBig Time in Hollywood, Flas Detective Jim Zdorkin2015TVCSI: Cyberas Artie Sneed2014FilmStarving in Suburbiaas Michael2013TVMighty Medas Sonic Shriek2012TVPerceptionas Joel (Conley's Agent)2012FilmBlue Lagoon: The Awakeningas Principal Thomas2012TVCommon Law2011TVThe Exesas Don2011TVRevengeas Dr. Ray Clemons2011TVFranklin & Bashas Golf Club Owner2010TVBlue Bloodsas Gerry Gertz2010TVThe Defendersas Lawyer2010FilmThe Chosen Oneas Freddy2009TVNCIS: Los Angelesas CIA Agent Michael Snyder2008TVThe Mentalistas Gabriel Fanning2008TVFringeas Ray Duffy2007FilmOn the Dollas Uncle Lou2007TVLifeas Zak Sutter2005TVCriminal Mindsas Dr. Barry Landman2005TVBonesas Forrest Wakefield2005TVThe Closeras Glen Lynch2005TVMediumas Lance Pauling2004TVHouseas Jeffrey Keener2003TVCold Caseas Larry Kenick2003TVNCISas Victor Tillman2002TVCSI: Miamias Hugh Parker2002TVMonkas John Keyes2001TVCrossing Jordanas Donald Hagen2001FilmThe Business of Strangersas Robert2000FilmHamletas Guildenstern2000TVCSI: Crime Scene Investigationas Chevy Cigs1999FilmJudy Berlinas Eddie Dillon1999TVJudging Amyas Peter Gray1999FilmPirates of Silicon Valleyas Dan Kottke1994FilmJimmy Hollywoodas BMW Preppie1994Film3 Ninjas Kick Backas Announcer1994TVMonty1993TVThe X-Filesas John Gillnitz1993TVLiving Singleas Jack Peabody1993TVHomicide: Life on the Streetas Bernard Abrams1992TVFlying Blindas Ted Sharperson1991FilmNecessary Roughnessas Sargie 'Fumblina' Wilkinson1991FilmAftermath: A Test of Loveas Luke1990FilmMr. & Mrs. Bridgeas Gil Davis1990TVDream Onas Salesman1989TVQuantum Leapas Rick Upfield1984TVHunteras Jack Kane—FilmIs It Time?as Frank