Cast & creator
Cameron Monaghan
Best known for Law & Order: Special Victims Unit, The Mentalist, Law & Order
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.
Also known as: 卡麥隆莫納漢, 카메론 모나한, کامرون موناگهن, کامرون موناهان
38
film credits
27
television credits
59
1990–2025 · acting roles
6.7
average across scored titles
Signature credits
Known for
Across film & television
Filmography (65)
Showing 65 of 65 credits
Law & Order: Special Victims Unit
Eddie Sandow
1999
The Mentalist
Elliot
2008
Law & Order
Eddie Sandow
1990
Criminal Minds
(archive footage)
2005Criminal Minds
Jeffrey Charles
2005
NCIS
Nick Peyton
2003
Shameless
Ian Gallagher
2011
Monk
Danny Cooper
2002
Fringe
Tyler Carson
2008
Rizzoli & Isles
Jonathan McKenna
2010
Malcolm in the Middle
Chad
2000
Numb3rs
Todd
2005
Gotham
Jerome Valeska
2014Gotham
Jeremiah Valeska
2014Gotham
Joker
2014
A Little Late with Lilly Singh
Self
2019
Avatar: The Last Airbender
Twin 1 (voice)
2005
Ned's Declassified School Survival Guide
Palmer Noid
2004
TRON: Ares
Caius
2025
Click
Kevin O'Doyle
2006
Threshold
2005
The Giver
Asher
2014
Terriers
Cody Grice
2010
LEGO Star Wars: Rebuild the Galaxy - Pieces of the Past
Cal Kestis (voice)
2025
Paradise Highway
Special Agent Finley Sterling
2022
The Santa Clause 3: The Escape Clause
Traffic Cop #1
2006
James Gunn's PG Porn
Young Boy 1
2008
Vampire Academy
Mason Ashford
2014
Reign of the Supermen
Connor Kent / Superboy (voice)
2019
Love Daily
Aaron
2018
Shattered
Chris Decker
2022
Mercy Street
Tom Fairfax
2016
The Death and Return of Superman
Connor Kent / Superboy (voice)
2019
Amityville: The Awakening
James Walker
2017
Shameless Hall of Shame
Ian Gallagher
2020
Prom
Corey Doyle
2011
Hello, Dad!
Director
Hello, Dad!
Writer
Hello, Dad!
Editor
Anthem of a Teenage Prophet
Luke Hunter
2019
Dog Gone
Dexter
2008
Joker: Put on a Happy Face
Jeremiah Valeska/The Joker (archive footage)
2020
The Three Investigators in The Secret of Terror Castle
Bob Andrews
2009Bosch: Start of Watch
Harry Bosch
Jamie Marks Is Dead
Adam McCormick
2014
Corey and Lucas for the Win
Corey
2011
My Love Affair with Marriage
Sergei (voice)
2023
The Three Investigators in The Secret of Skeleton Island
Bob Andrews
2007
The Year of Spectacular Men
Ross
2018
DC Showcase: Kamandi: The Last Boy on Earth!
Kamandi (voice)
2021
Brothers in Arms
Timmy
2005
2nd Serve
Jake
2012
The Music Man
Winthrop Paroo
2003
Mall
Jeff
2014I Passed This Way
Safe Harbor
Larry Parker
2009
Built by Jedi - The Making of Star Wars Jedi: Fallen Order
Self
2019
Another Harvest Moon
Jack
2010
Adrenaline Rush: The Science of Risk
student (uncredited)
2002The Wishing Stone
Alex
2002
FOXBODY
Clyde
2025FOXBODY
Director
2025FOXBODY
Writer
2025FOXBODY
Executive Producer
2025