Marcus Giamatti
Where to watch Marcus Giamatti in United States. On screen since 1984. Licensed apps only — 24 titles we track below.
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.
Where to watch their titles
House
Jeffrey Keener · 2004
The Mentalist
Gabriel Fanning · 2008
Criminal Minds
Dr. Barry Landman · 2005
The X-Files
John Gillnitz · 1993
Bones
Forrest Wakefield · 2005
Fringe
Ray Duffy · 2008
NCIS
Victor Tillman · 2003
CSI: Miami
Hugh Parker · 2002
Lie to Me
Fentris · 2009
S.W.A.T.
Professor Marc Lasky · 2017
Blue Lagoon: The Awakening
Principal Thomas · 2012
CSI: Crime Scene Investigation
Chevy Cigs · 2000
Monk
John Keyes · 2002
NCIS: Los Angeles
CIA Agent Michael Snyder · 2009
Blue Bloods
Gerry Gertz · 2010
Revenge
Dr. Ray Clemons · 2011
Quantum Leap
Rick Upfield · 1989
Pirates of Silicon Valley
Dan Kottke · 1999
Medium
Lance Pauling · 2005
Cold Case
Larry Kenick · 2003
The Closer
Glen Lynch · 2005
3 Ninjas Kick Back
Announcer · 1994
Perception
Joel (Conley's Agent) · 2012
Bosch: Legacy
Simon Wakefield · 2022