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Marcus Giamatti

Acting

Born October 3, 1961 · New Haven, Connecticut, USA

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.

Filmography45 titles

House

2004as Jeffrey Keener

The Mentalist

2008as Gabriel Fanning

The X-Files

1993as John Gillnitz

Criminal Minds

2005as Dr. Barry Landman

Bones

2005as Forrest Wakefield

Fringe

2008as Ray Duffy

Homicide: Life on the Street

1993as Bernard Abrams

S.W.A.T.

2017as Professor Marc Lasky

Monk

2002as John Keyes

Living Single

1993as Jack Peabody

Quantum Leap

1989as Rick Upfield

Bosch: Legacy

2022as Simon Wakefield

Lie to Me

2009as Fentris

The Closer

2005as Glen Lynch

Blue Bloods

2010as Gerry Gertz

Cold Case

2003as Larry Kenick

Life

2007as Zak Sutter

CSI: Miami

2002as Hugh Parker

Revenge

2011as Dr. Ray Clemons

NCIS

2003as Victor Tillman

CSI: Crime Scene Investigation

2000as Chevy Cigs

Mighty Med

2013as Sonic Shriek

NCIS: Los Angeles

2009as CIA Agent Michael Snyder

Medium

2005as Lance Pauling

Franklin & Bash

2011as Golf Club Owner

Perception

2012as Joel (Conley's Agent)

The Defenders

2010as Lawyer

Crossing Jordan

2001as Donald Hagen

Get Shorty

2017

Big Time in Hollywood, FL

2015as Detective Jim Zdorkin

Hunter

1984as Jack Kane

Dream On

1990as Salesman

The Exes

2011as Don

Starving in Suburbia

2014as Michael

Blue Lagoon: The Awakening

2012as Principal Thomas

CSI: Cyber

2015as Artie Sneed

Mr. & Mrs. Bridge

1990as Gil Davis

Aftermath: A Test of Love

1991as Luke

The Business of Strangers

2001as Robert

3 Ninjas Kick Back

1994as Announcer

Necessary Roughness

1991as Sargie 'Fumblina' Wilkinson

Jimmy Hollywood

1994as BMW Preppie

On the Doll

2007as Uncle Lou

The Curse of Downers Grove

2015as Rich

Hamlet

2000as Guildenstern