
Marcus Giamatti
- Known for
- Acting
- Born
- October 3, 1961
- Birthplace
- New Haven, Connecticut, USA
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.
Filmography

Is It Time? TBA
as Frank

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

The Curse of Downers Grove 2015
as Rich

Starving in Suburbia 2014
as Michael

Blue Lagoon: The Awakening 2012
as Principal Thomas

The Chosen One 2010
as Freddy

On the Doll 2007
as Uncle Lou

The Business of Strangers 2001
as Robert

Hamlet 2000
as Guildenstern

Judy Berlin 1999
as Eddie Dillon

Pirates of Silicon Valley 1999
as Dan Kottke

Jimmy Hollywood 1994
as BMW Preppie

3 Ninjas Kick Back 1994
as Announcer

Necessary Roughness 1991
as Sargie 'Fumblina' Wilkinson

Aftermath: A Test of Love 1991
as Luke

Mr. & Mrs. Bridge 1990
as Gil Davis
Credits from TMDB.