Actor profile

Marcus Giamatti

3rd October 1961 New Haven, Connecticut, USA Acting

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.

15 Movies 38 TV Shows 54 Credits

Filmography

Movies & TV Shows

Echoes of Tomorrow poster

Echoes of Tomorrow 23rd July 2026 as Frank Thompson (segment "Segment #1")

The Curse of Downers Grove poster

The Curse of Downers Grove 21st August 2015 as Rich

Starving in Suburbia poster

Starving in Suburbia 26th April 2014 as Michael

Blue Lagoon: The Awakening poster

Blue Lagoon: The Awakening 16th June 2012 as Principal Thomas

The Chosen One poster

The Chosen One 3rd September 2010 as Freddy

On the Doll poster

On the Doll 12th October 2007 as Uncle Lou

The Business of Strangers poster

The Business of Strangers 13th September 2001 as Robert

Hamlet poster

Hamlet 10th December 2000 as Guildenstern

Judy Berlin poster

Judy Berlin 6th October 1999 as Eddie Dillon

Pirates of Silicon Valley poster

Pirates of Silicon Valley 20th June 1999 as Dan Kottke

Jimmy Hollywood poster

Jimmy Hollywood 30th March 1994 as BMW Preppie

3 Ninjas Kick Back poster

3 Ninjas Kick Back 25th February 1994 as Announcer

Necessary Roughness poster

Necessary Roughness 27th September 1991 as Sargie 'Fumblina' Wilkinson

Aftermath: A Test of Love poster

Aftermath: A Test of Love 10th March 1991 as Luke

Mr. & Mrs. Bridge poster

Mr. & Mrs. Bridge 23rd November 1990 as Gil Davis

Bosch: Legacy poster

Bosch: Legacy 5th May 2022 as Simon Wakefield

S.W.A.T. poster

S.W.A.T. 2nd November 2017 as Professor Marc Lasky

Get Shorty poster

Get Shorty 13th August 2017

Big Time in Hollywood, Fl poster

Big Time in Hollywood, Fl 25th March 2015 as Detective Jim Zdorkin

CSI: Cyber poster

CSI: Cyber 4th March 2015 as Artie Sneed

Mighty Med poster

Mighty Med 7th October 2013 as Sonic Shriek

Perception poster

Perception 9th July 2012 as Joel (Conley's Agent)

Common Law poster

Common Law 11th May 2012 as Derek Winfield

The Exes poster

The Exes 30th November 2011 as Don

Revenge poster

Revenge 21st September 2011 as Dr. Ray Clemons

Franklin & Bash poster

Franklin & Bash 1st June 2011 as Golf Club Owner

Blue Bloods poster

Blue Bloods 24th September 2010 as Gerry Gertz

The Defenders poster

The Defenders 22nd September 2010 as Lawyer

NCIS: Los Angeles poster

NCIS: Los Angeles 22nd September 2009 as CIA Agent Michael Snyder

Lie to Me poster

Lie to Me 21st January 2009 as Fentris

The Mentalist poster

The Mentalist 23rd September 2008 as Gabriel Fanning

Fringe poster

Fringe 9th September 2008 as Ray Duffy

Life poster

Life 26th September 2007 as Zak Sutter

Criminal Minds poster

Criminal Minds 22nd September 2005 as Dr. Barry Landman

Bones poster

Bones 13th September 2005 as Forrest Wakefield

The Closer poster

The Closer 13th June 2005 as Glen Lynch

Medium poster

Medium 3rd January 2005 as Lance Pauling

House poster

House 16th November 2004 as Jeffrey Keener

Cold Case poster

Cold Case 28th September 2003 as Larry Kenick

NCIS poster

NCIS 23rd September 2003 as Victor Tillman

CSI: Miami poster

CSI: Miami 23rd September 2002 as Hugh Parker

Monk poster

Monk 12th July 2002 as John Keyes

Crossing Jordan poster

Crossing Jordan 24th September 2001 as Donald Hagen

CSI: Crime Scene Investigation poster

CSI: Crime Scene Investigation 6th October 2000 as Chevy Cigs

Judging Amy poster

Judging Amy 19th September 1999 as Peter Gray

Monty poster

Monty 11th January 1994

The X-Files poster

The X-Files 10th September 1993 as John Gillnitz

Living Single poster

Living Single 29th August 1993 as Jack Peabody

Homicide: Life on the Street poster

Homicide: Life on the Street 31st January 1993 as Bernard Abrams

Flying Blind poster

Flying Blind 13th September 1992 as Ted Sharperson

Dream On poster

Dream On 8th July 1990 as Salesman

Quantum Leap poster

Quantum Leap 26th March 1989 as Rick Upfield

Hunter poster

Hunter 18th September 1984 as Jack Kane