Cameron Monaghan
Biography
Cameron Riley Monaghan (born August 16, 1993) is an American actor and model. The accolades he has received include nominations for a BAFTA Award and a Critics' Choice Television Award. Monaghan is known for his roles as Ian Gallagher in the Showtime comedy-drama series Shameless and as twins Jerome and Jeremiah Valeska, who serve as the Joker's origins on the DC Comics-based TV series Gotham. He also portrayed Cal Kestis in the action-adventure game Star Wars Jedi: Fallen Order and its sequel Jedi: Survivor. Monaghan began his career as a child model at the age of three and as a child actor at the age of seven. Description above from the Wikipedia article Cameron Monaghan, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For
Prominent works featuring Cameron Monaghan
The Mentalist
Click
Law & Order: Special Victims Unit
Criminal Minds
Malcolm in the Middle
Avatar: The Last Airbender
Shameless
The Giver
NCIS
Gotham
Filmography & Credits
Complete career catalog (65 titles)
| Poster | Title | Character / Role | Type | Year |
|---|---|---|---|---|
 | TRON: Ares | Caius | Movie | 2025 |
 | LEGO Star Wars: Rebuild the Galaxy - Pieces of the Past | Cal Kestis (voice) | TV Series | 2025 |
 | FOXBODY | Clyde | Movie | 2025 |
| FOXBODY | Director | Movie | 2025 |
| FOXBODY | Writer | Movie | 2025 |
| FOXBODY | Executive Producer | Movie | 2025 |
 | My Love Affair with Marriage | Sergei (voice) | Movie | 2023 |
 | Paradise Highway | Special Agent Finley Sterling | Movie | 2022 |
 | Shattered | Chris Decker | Movie | 2022 |
 | DC Showcase: Kamandi: The Last Boy on Earth! | Kamandi (voice) | Movie | 2021 |
 | Shameless Hall of Shame | Ian Gallagher | TV Series | 2020 |
 | Joker: Put on a Happy Face | Jeremiah Valeska/The Joker (archive footage) | Movie | 2020 |
 | Built by Jedi - The Making of Star Wars Jedi: Fallen Order | Self | Movie | 2019 |
 | The Death and Return of Superman | Connor Kent / Superboy (voice) | Movie | 2019 |
 | A Little Late with Lilly Singh | Self | TV Series | 2019 |
 | Reign of the Supermen | Connor Kent / Superboy (voice) | Movie | 2019 |
 | Anthem of a Teenage Prophet | Luke Hunter | Movie | 2019 |
 | The Year of Spectacular Men | Ross | Movie | 2018 |
 | Love Daily | Aaron | TV Series | 2018 |
 | Amityville: The Awakening | James Walker | Movie | 2017 |
 | Mercy Street | Tom Fairfax | TV Series | 2016 |
 | Gotham | Jerome Valeska | TV Series | 2014 |
| Gotham | Jeremiah Valeska | TV Series | 2014 |
| Gotham | Joker | TV Series | 2014 |
 | The Giver | Asher | Movie | 2014 |
 | Jamie Marks Is Dead | Adam McCormick | Movie | 2014 |
 | Mall | Jeff | Movie | 2014 |
 | Vampire Academy | Mason Ashford | Movie | 2014 |
 | 2nd Serve | Jake | Movie | 2012 |
 | Prom | Corey Doyle | Movie | 2011 |
 | Corey and Lucas for the Win | Corey | TV Series | 2011 |
 | Shameless | Ian Gallagher | TV Series | 2011 |
 | Another Harvest Moon | Jack | Movie | 2010 |
 | Terriers | Cody Grice | TV Series | 2010 |
 | Rizzoli & Isles | Jonathan McKenna | TV Series | 2010 |
 | Safe Harbor | Larry Parker | Movie | 2009 |
 | The Three Investigators in The Secret of Terror Castle | Bob Andrews | Movie | 2009 |
 | James Gunn's PG Porn | Young Boy 1 | TV Series | 2008 |
 | Dog Gone | Dexter | Movie | 2008 |
 | The Mentalist | Elliot | TV Series | 2008 |
 | Fringe | Tyler Carson | TV Series | 2008 |
 | The Three Investigators in The Secret of Skeleton Island | Bob Andrews | Movie | 2007 |
 | The Santa Clause 3: The Escape Clause | Traffic Cop #1 | Movie | 2006 |
 | Click | Kevin O'Doyle | Movie | 2006 |
 | Criminal Minds | (archive footage) | TV Series | 2005 |
| Criminal Minds | Jeffrey Charles | TV Series | 2005 |
 | Threshold | Self / Appearance | TV Series | 2005 |
 | Avatar: The Last Airbender | Twin 1 (voice) | TV Series | 2005 |
 | Numb3rs | Todd | TV Series | 2005 |
 | Brothers in Arms | Timmy | Movie | 2005 |
 | Ned's Declassified School Survival Guide | Palmer Noid | TV Series | 2004 |
 | NCIS | Nick Peyton | TV Series | 2003 |
 | The Music Man | Winthrop Paroo | Movie | 2003 |
 | Monk | Danny Cooper | TV Series | 2002 |
| The Wishing Stone | Alex | Movie | 2002 | |
 | Adrenaline Rush: The Science of Risk | student (uncredited) | Movie | 2002 |
 | Malcolm in the Middle | Chad | TV Series | 2000 |
 | Law & Order: Special Victims Unit | Eddie Sandow | TV Series | 1999 |
 | Law & Order | Eddie Sandow | TV Series | 1990 |
| I Passed This Way | Self / Appearance | Movie | — | |
 | At The Center | Self / Appearance | Movie | — |
| Bosch: Start of Watch | Harry Bosch | TV Series | — | |
 | Hello, Dad! | Director | Movie | — |
| Hello, Dad! | Writer | Movie | — |
| Hello, Dad! | Editor | Movie | — |