Marcus Giamatti

Marcus Giamatti

Known for
Acting
Born
October 3, 1961 (age 65)
Birthplace
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.

Known For

Filmography

—
Is It Time? poster

Is It Time?

Movie · as Frank

2026
Echoes of Tomorrow poster

Echoes of Tomorrow

Movie · as Frank Thompson (segment "Segment #1")

2022
Bosch: Legacy poster

Bosch: Legacy

TV · as Simon Wakefield · 3 eps

2017
Get Shorty poster

Get Shorty

TV · 1 ep

2017
S.W.A.T. poster

S.W.A.T.

TV · as Professor Marc Lasky · 1 ep

2015
The Curse of Downers Grove poster

The Curse of Downers Grove

Movie · as Rich

2015
Big Time in Hollywood, Fl poster

Big Time in Hollywood, Fl

TV · as Detective Jim Zdorkin · 5 eps

2015
CSI: Cyber poster

CSI: Cyber

TV · as Artie Sneed · 1 ep

2014
Starving in Suburbia poster

Starving in Suburbia

Movie · as Michael

2013
Mighty Med poster

Mighty Med

TV · as Sonic Shriek · 1 ep

2012
Blue Lagoon: The Awakening poster

Blue Lagoon: The Awakening

Movie · as Principal Thomas

2012
Common Law poster

Common Law

TV · as Derek Winfield · 1 ep

2012
Perception poster

Perception

TV · as Joel (Conley's Agent) · 1 ep

2011
The Exes poster

The Exes

TV · as Don · 1 ep

2011
Revenge poster

Revenge

TV · as Dr. Ray Clemons · 1 ep

2011
Franklin & Bash poster

Franklin & Bash

TV · as Golf Club Owner · 1 ep

2010
The Chosen One poster

The Chosen One

Movie · as Freddy

2010
Blue Bloods poster

Blue Bloods

TV · as Gerry Gertz · 1 ep

2010
The Defenders poster

The Defenders

TV · as Lawyer · 1 ep

2009
NCIS: Los Angeles poster

NCIS: Los Angeles

TV · as CIA Agent Michael Snyder · 2 eps

2009
Lie to Me poster

Lie to Me

TV · as Fentris · 1 ep

2008
The Mentalist poster

The Mentalist

TV · as Gabriel Fanning · 1 ep

2008
Fringe poster

Fringe

TV · as Ray Duffy · 1 ep

2007
On the Doll poster

On the Doll

Movie · as Uncle Lou

2007
Life poster

Life

TV · as Zak Sutter · 1 ep

2005
Medium poster

Medium

TV · as Lance Pauling · 1 ep

2005
Criminal Minds poster

Criminal Minds

TV · as Dr. Barry Landman · 1 ep

2005
Bones poster

Bones

TV · as Forrest Wakefield · 1 ep

2005
The Closer poster

The Closer

TV · as Glen Lynch · 1 ep

2004
House poster

House

TV · as Jeffrey Keener · 1 ep

2003
Cold Case poster

Cold Case

TV · as Larry Kenick · 1 ep

2003
NCIS poster

NCIS

TV · as Victor Tillman · 1 ep

2002
Monk poster

Monk

TV · as John Keyes · 1 ep

2002
CSI: Miami poster

CSI: Miami

TV · as Hugh Parker · 1 ep

2001
The Business of Strangers poster

The Business of Strangers

Movie · as Robert

2001
Crossing Jordan poster

Crossing Jordan

TV · as Donald Hagen · 1 ep

2000
Hamlet poster

Hamlet

Movie · as Guildenstern

2000
CSI: Crime Scene Investigation poster

CSI: Crime Scene Investigation

TV · as Chevy Cigs · 1 ep

1999
Pirates of Silicon Valley poster

Pirates of Silicon Valley

Movie · as Dan Kottke

1999
Judy Berlin poster

Judy Berlin

Movie · as Eddie Dillon

1999
Judging Amy poster

Judging Amy

TV · as Peter Gray · 138 eps

1994
3 Ninjas Kick Back poster

3 Ninjas Kick Back

Movie · as Announcer

1994
Jimmy Hollywood poster

Jimmy Hollywood

Movie · as BMW Preppie

1994
Monty poster

Monty

TV · 1 ep

1993
The X-Files poster

The X-Files

TV · as John Gillnitz · 1 ep

1993
Homicide: Life on the Street poster

Homicide: Life on the Street

TV · as Bernard Abrams · 1 ep

1993
Living Single poster

Living Single

TV · as Jack Peabody · 1 ep

1992
Flying Blind poster

Flying Blind

TV · as Ted Sharperson · 22 eps

1991
Necessary Roughness poster

Necessary Roughness

Movie · as Sargie 'Fumblina' Wilkinson

1991
Aftermath: A Test of Love poster

Aftermath: A Test of Love

Movie · as Luke

1990
Mr. & Mrs. Bridge poster

Mr. & Mrs. Bridge

Movie · as Gil Davis

1990
Dream On poster

Dream On

TV · as Salesman · 1 ep

1989
Quantum Leap poster

Quantum Leap

TV · as Rick Upfield · 1 ep

1984
Hunter poster

Hunter

TV · as Jack Kane · 1 ep