
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.
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Gallery




Known For
Acting History
2025
TRON: Ares as Caius
2025LEGO Star Wars: Rebuild the Galaxy - Pieces of the Past as Cal Kestis (voice)
2025FOXBODY as Clyde
2023My Love Affair with Marriage as Sergei (voice)
2022Paradise Highway as Special Agent Finley Sterling
2022Shattered as Chris Decker
2021DC Showcase: Kamandi: The Last Boy on Earth! as Kamandi (voice)
2020Shameless Hall of Shame as Ian Gallagher
2020Joker: Put on a Happy Face as Jeremiah Valeska/The Joker (archive footage)
2020Acting for a Cause as Ferris Bueller
2019Built by Jedi - The Making of Star Wars Jedi: Fallen Order as Self
2019The Death and Return of Superman as Connor Kent / Superboy (voice)
2019A Little Late with Lilly Singh as Self
2019Reign of the Supermen as Connor Kent / Superboy (voice)
2019Anthem of a Teenage Prophet as Luke Hunter
2018The Year of Spectacular Men as Ross
2018Love Daily as Aaron
2017Amityville: The Awakening as James Walker
2016Mercy Street as Tom Fairfax
2014Gotham as Jerome Valeska
2014Gotham as Jeremiah Valeska
2014Gotham as Joker
2014The Giver as Asher
2014Jamie Marks Is Dead as Adam McCormick
2014Mall as Jeff
2014Vampire Academy as Mason Ashford
20122nd Serve as Carlos
2011Prom as Corey Doyle
2011Corey and Lucas for the Win as Corey
2011Shameless as Ian Gallagher
2010Another Harvest Moon as Jack
2010Terriers as Cody Grice
2010Rizzoli & Isles as Jonathan McKenna
2009Safe Harbor as Larry Parker
2009The Three Investigators in The Secret of Terror Castle as Bob Andrews
2008James Gunn's PG Porn as Young Boy 1
2008Dog Gone as Dexter
2008The Mentalist as Elliot
2008Fringe as Tyler Carson
2007The Three Investigators in The Secret of Skeleton Island as Bob Andrews
2006The Santa Clause 3: The Escape Clause as Traffic Cop #1
2006Click as Kevin O'Doyle
2005Criminal Minds as (archive footage)
2005Criminal Minds as Jeffrey Charles
2005Threshold
2005Avatar: The Last Airbender as Twin 1 (voice)
2005Numb3rs as Todd
2005Brothers in Arms as Timmy
2004Ned's Declassified School Survival Guide as Palmer Noid
2003NCIS as Nick Peyton
2003The Music Man as Winthrop Paroo
2002Monk as Danny Cooper
2002Adrenaline Rush: The Science of Risk as student (uncredited)
2002The Wishing Stone as Alex
2000Malcolm in the Middle as Chad
1999Law & Order: Special Victims Unit as Eddie Sandow
1990Law & Order as Eddie Sandow
—Bosch: Start of Watch as Harry Bosch








