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.
NCIS: Los Angeles
CIA Agent Michael Snyder
Judging Amy
Peter Gray
Pirates of Silicon Valley
Dan Kottke
Blue Lagoon: The Awakening
Principal Thomas
Flying Blind
Ted Sharperson
Starving in Suburbia
Michael
Mr. & Mrs. Bridge
Gil Davis
Bosch: Legacy
Simon Wakefield
