Marcus Giamatti
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.
Shows
NCIS
Criminal Minds
The Mentalist
CSI: Crime Scene Investigation
Bones
House
S.W.A.T.
CSI: Miami
Blue Bloods
NCIS: Los Angeles
The X-Files
Monk
Crossing Jordan
Medium
Fringe
The Closer
Cold Case
Quantum Leap
Judging Amy
Homicide: Life on the Street
Revenge
Lie to Me
Hunter
Perception
Franklin & Bash
Bosch: Legacy
Life
The Defenders
The Exes
Living Single
Dream On
Get Shorty
CSI: Cyber
Mighty Med
Common Law
Flying Blind
Monty
Big Time in Hollywood, Fl