Editing Marcus Giamatti (section)

==Filmography==

===Film===
{| class="wikitable sortable"
! Year
! Title
! Role
! class="unsortable" | Notes
|-
| 1990
| ''[[Mr. & Mrs. Bridge]]''
| Gil Davis
|
|-
| 1991
| ''[[Necessary Roughness (film)|Necessary Roughness]]''
| Sargie 'Fumblina' Wilkinson
|
|-
| 1994
| ''[[Jimmy Hollywood]]''
| BMW Preppie
|
|-
| 1994
| ''[[3 Ninjas Kick Back]]''
| Announcer
|
|-
| 1999
| ''[[Judy Berlin]]''
| Eddie Dillon
|
|-
| 2001
| ''[[The Business of Strangers]]''
| Robert
|
|-
| 2007
| ''[[On the Doll]]''
| Uncle Lou
|
|-
| 2010
| ''[[The Chosen One (2010 film)|The Chosen One]]''
| Freddy
|
|-
| 2011
| ''Playing Doctor''
| Spencer
| Short film
|-
| 2014
| ''[[The Curse of Downers Grove]]''
| Rich
|
|-
|}

===Television===
{| class="wikitable sortable"
! Year
! Title
! Role
! class="unsortable" | Notes
|-
| 1986
| ''[[Guiding Light]]''
| Reverend
| Episode dated 7 March 1986
|-
| 1989
| ''[[Another World (TV series)|Another World]]''
| Jeff
| 9 episodes
|-
| 1991
| ''[[Hunter (1984 U.S. TV series)|Hunter]]''
| Jack Kane
| 1 episode: "Fatal Obsession: Part 1"
|-
| 1991
| ''Aftermath: The Test of Love''
| Luke
| TV movie
|-
| 1992
| ''[[Quantum Leap (1989 TV series)|Quantum Leap]]''
| Rick Upfield
| 1 episode: "Roberto!"
|-
| 1992–1993
| ''[[Flying Blind (TV series)|Flying Blind]]''
| Ted Sharperson
| Main cast<br />22 episodes
|-
| 1993
| ''[[Living Single]]''
| Jack Peabody
| 1 episode: "Full Court Press"
|-
| 1994
| ''[[Monty (TV series)|Monty]]''
| Principal Newell
| 1 episode: "The Principal's Interest"
|-
| 1996
| ''[[Dream On (TV series)|Dream On]]''
| Salesman
| 1 episode: "Hey Diddle Diddle"
|-
| 1997
| ''Path to Paradise: The Untold Story of the World Trade Center Bombing"
| Agent Atkinson
| TV movie
|-
| 1998
| ''[[Cosby (TV series)|Cosby]]''
| Doctor
| 1 episode: "The Episode Episode"
|-
| 1999
| ''[[Homicide: Life on the Street]]''
| Bernard Abrams
| 1 episode: "Sideshow: Part 2"
|-
| 1999
| ''[[Pirates of Silicon Valley]]''
| [[Daniel Kottke]]
| TV movie
|-
| 1999–2005
| ''[[Judging Amy]]''
| Peter Gray
| Main cast<br />138 episodes
|-
| 2000
| ''[[Hamlet on screen#Talkies|Hamlet]]''
| Guildenstern
| TV movie
|-
| 2002
| ''[[The X-Files]]''
| [[John Gillnitz]]
| 1 episode: "[[Jump the Shark (The X-Files)|Jump the Shark]]"
|-
| 2005
| ''[[Criminal Minds]]''
| Dr. Barry Landman
| 1 episode: "L.D.S.K."
|-
| 2007
| ''[[Crossing Jordan]]''
| Donald Hagen
| 1 episode: "Night of the Living Dead"
|-
| 2007
| ''[[Cold Case]]''
| Larry Kenick
| 1 episode: "The Good Death"
|-
| 2007
| ''[[Tell Me You Love Me (TV series)|Tell Me You Love Me]]''
| Jeff
| 3 episodes: "Episode #1.3", "Episode #1.7", "Episode #1.8"
|-
| 2008
| ''[[Life (American TV series)|Life]]''
| Dave Harris
| 1 episode: "Black Friday"
|-
| 2009
| ''[[Monk (TV series)|Monk]]''
| John Keyes
| 1 episode: "Mr. Monk and the Lady Next Door"
|-
| 2009
| ''[[The Mentalist]]''
| Gabriel Fanning
| 1 episode: "A Dozen Red Roses"
|-
| 2009
| ''[[Medium (TV series)|Medium]]''
| Lane Pauling
| 1 episode: "The Medium is the Message"
|-
| 2009
| ''[[House (TV series)|House]]''
| Keener
| 1 episode: "[[Known Unknowns]]"
|-
| 2009
| ''[[CSI: Crime Scene Investigation]]''
| Chevy Cigs
| 1 episode: "Lover's Lanes"
|-
| 2010
| ''[[NCIS (TV series)|NCIS]]''
| Victor Tillman
| 1 episode: "Ignition"
|-
| 2010
| ''[[Lie to Me]]''
| Fentris
| 1 episode: "Darkness and Light"
|-
| 2010
| ''[[Fringe (TV series)|Fringe]]''
| Ray Duffy
| 1 episode: [[Do Shapeshifters Dream of Electric Sheep?]]"
|-
| 2010
| ''[[Look: The Series]]''
| Lenny
| Main cast<br />3 episodes
|-
| 2010
| ''[[The Defenders (2010 TV series)|The Defenders]]''
| Lawyer #2
| 1 episode: "Las Vegas vs. Johnson"
|-
| 2011
| ''[[Detroit 1-8-7]]''
| Vaughn Prince
| 1 episode: "Ice Man/Malibu"
|-
| 2011
| ''[[CSI: Miami]]''
| Hugh Parker
| 1 episode: "Blood Lust"
|-
| 2011
| ''[[The Closer]]''
| Glen Lynch
| 1 episode: "Under Control"
|-
| 2011
| ''[[The Young and the Restless]]''
| Dr. Felix
| 3 episodes: "Episode #1.9750", "Episode #1.9752", "Episode #1.9755"
|-
| 2012
| ''[[Revenge (TV series)|Revenge]]''
| Dr. Ray Clemons
| 1 episode: "Grief"
|-
| 2012
| ''[[Common Law (2012 TV series)|Common Law]]''
| Derek Winfield
| 1 episode: "Ride-Along"
|-
| 2012
| ''[[Blue Lagoon: The Awakening]]''
| Principal Thomas
| TV movie
|-
| 2012
| ''[[Vegas (2012 TV series)|Vegas]]''
| Scotty Garrity
| 1 episode: "All That Glitters"
|-
| 2012–2013
| ''[[NCIS: Los Angeles]]''
| CIA Agent Michael Snyder
| 2 episodes: "Rude Awakenings: Part 2", "Wanted"
|-
| 2013
| ''[[Bunheads]]''
| Mr. Cramer
| 1 episode: "Channing Tatum Is a Fine Actor"
|-
| 2013
| ''[[Franklin & Bash]]''
| Golf Club Owner
| 1 episode: "Out of the Blue"
|-
| 2014
| ''[[Mighty Med]]''
| Sonic Shriek
| 1 episode: "Fantasy League of Superheroes"
|-
| 2014
| ''[[Bones (TV series)|Bones]]''
| Forrest Wakefield
| 1 episode: "The Master in the Slop"
|-
| 2014
| ''[[Perception (American TV series)|Perception]]''
| Joel
| 1 episode: "Curveball"
|-
| 2014
| ''[[Mind Games (TV series)|Mind Games]]''
| Jim McKenna
| 1 episode: "Cauliflower Man"
|-
| 2014
| ''[[Starving in Suburbia (2014 film)|Starving in Suburbia]]''
| Michael
| TV movie
|-
| 2015
| ''[[Big Time in Hollywood, FL]]''
| Detective Jim Zdorkin
| 2 episodes: "Episode #1.2", "Art Imitates Death"
|-
| 2015–2016
| ''[[CSI: Cyber]]''
| Artie Sneed
| 3 episodes: "Hack E.R.", "Gone In 6 Seconds", "404: Flight Not Found"
|-
|2017
|[[S.W.A.T. (2017 TV series)|S.W.A.T]]
|Professor Marc Lasky
|1 episode :Radical 
|-
| 2022
| '' [[Bosch: Legacy]] ''
| Simon Wakefield
| 4 episodes: "Pumped", "Message in a Bottle", "Horseshoes and Hand Grenades", "Plan B"
|}