Cameron Monaghan

Cameron Monaghan

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.

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Known For

Filmography

2025

TRON: Ares
TRON: Ares
as Canus
Movie - Released: 10/8/2025
FOXBODY
FOXBODY
as Clyde
Movie - Released: 3/30/2025

2023

My Love Affair with Marriage
My Love Affair with Marriage
as Sergei (voice)
Movie - Released: 6/7/2023

2022

Paradise Highway
Paradise Highway
as Special Agent Finley Sterling
Movie - Released: 7/29/2022
Shattered
Shattered
as Chris Decker
Movie - Released: 1/14/2022
Julius Caesar Live!
Julius Caesar Live!
as Julius Caesar
Movie - Released: 3/15/2022

2021

DC Showcase: Kamandi: The Last Boy on Earth!
DC Showcase: Kamandi: The Last Boy on Earth!
as Kamandi (voice)
Movie - Released: 4/27/2021

2020

Joker: Put on a Happy Face
Joker: Put on a Happy Face
as Jeremiah Valeska/The Joker (archive footage)
Movie - Released: 8/18/2020
Shameless Hall of Shame
Shameless Hall of Shame
as Ian Gallagher
TV - Released: 12/22/2020
Acting for a Cause
Acting for a Cause
as Ferris Bueller
TV - Released: 3/27/2020

2019

Built by Jedi - The Making of Star Wars Jedi: Fallen Order
Built by Jedi - The Making of Star Wars Jedi: Fallen Order
as Himself
Movie - Released: 11/15/2019
Anthem of a Teenage Prophet
Anthem of a Teenage Prophet
as Luke Hunter
Movie - Released: 1/11/2019
Reign of the Supermen
Reign of the Supermen
as Connor Kent / Superboy (voice)
Movie - Released: 1/13/2019
The Death and Return of Superman
The Death and Return of Superman
as Connor Kent / Superboy (voice)
Movie - Released: 10/1/2019
A Little Late with Lilly Singh
A Little Late with Lilly Singh
as Self
TV - Released: 9/16/2019

2018

The Year of Spectacular Men
The Year of Spectacular Men
as Ross
Movie - Released: 6/15/2018
Love Daily
Love Daily
as Aaron
TV - Released: 2/7/2018

2017

Amityville: The Awakening
Amityville: The Awakening
as James Walker
Movie - Released: 6/30/2017

2016

Mercy Street
Mercy Street
as Tom Fairfax
TV - Released: 1/17/2016

2014

Vampire Academy
Vampire Academy
as Mason Ashford
Movie - Released: 2/7/2014
Jamie Marks Is Dead
Jamie Marks Is Dead
as Adam McCormick
Movie - Released: 7/28/2014
The Giver
The Giver
as Asher
Movie - Released: 8/13/2014
Mall
Mall
as Jeff
Movie - Released: 6/18/2014
Gotham
Gotham
as Jerome Valeska
TV - Released: 9/22/2014
Gotham
Gotham
as Jeremiah Valeska
TV - Released: 9/22/2014
Gotham
Gotham
as Joker
TV - Released: 9/22/2014

2012

2nd Serve
2nd Serve
as Carlos
Movie - Released: 10/17/2012

2011

Prom
Prom
as Corey Doyle
Movie - Released: 4/29/2011
Shameless
Shameless
as Ian Gallagher
TV - Released: 1/9/2011
Corey and Lucas for the Win
Corey and Lucas for the Win
as Corey
TV - Released: 4/1/2011
Shameless
Shameless
as Self
TV - Released: 1/9/2011

2010

Another Harvest Moon
Another Harvest Moon
as Jack
Movie - Released: 10/6/2010
Rizzoli & Isles
Rizzoli & Isles
as Jonathan McKenna
TV - Released: 7/12/2010
Terriers
Terriers
as Cody Grice
TV - Released: 9/8/2010

2009

The Three Investigators in The Secret of Terror Castle
The Three Investigators in The Secret of Terror Castle
as Bob Andrews
Movie - Released: 3/19/2009
Safe Harbor
Safe Harbor
as Larry Parker
Movie - Released: 5/30/2009

2008

Dog Gone
Dog Gone
as Dexter
Movie - Released: 10/7/2008
Fringe
Fringe
as Tyler Carson
TV - Released: 9/9/2008
The Mentalist
The Mentalist
as Elliot
TV - Released: 9/23/2008
James Gunn's PG Porn
James Gunn's PG Porn
as Young Boy 1
TV - Released: 10/8/2008

2007

The Three Investigators in The Secret of Skeleton Island
The Three Investigators in The Secret of Skeleton Island
as Bob Andrews
Movie - Released: 11/7/2007

2006

Click
Click
as Kevin O'Doyle
Movie - Released: 6/23/2006
The Santa Clause 3: The Escape Clause
The Santa Clause 3: The Escape Clause
as Traffic Cop #1
Movie - Released: 11/2/2006

2005

Brothers in Arms
Brothers in Arms
as Timmy
Movie - Released: 1/1/2005
Avatar: The Last Airbender
Avatar: The Last Airbender
TV - Released: 2/21/2005
Threshold
Threshold
TV - Released: 9/16/2005
Criminal Minds
Criminal Minds
as (archive footage)
TV - Released: 9/22/2005
Criminal Minds
Criminal Minds
as Jeffrey Charles
TV - Released: 9/22/2005

2004

Ned's Declassified School Survival Guide
Ned's Declassified School Survival Guide
as Palmer Noid
TV - Released: 9/12/2004

2003

The Music Man
The Music Man
as Winthrop Paroo
Movie - Released: 2/16/2003
NCIS
NCIS
as Nick Peyton
TV - Released: 9/23/2003

2002

Movie
The Wishing Stone
as Alex
Movie - Released: 1/1/2002
Adrenaline Rush: The Science of Risk
Adrenaline Rush: The Science of Risk
as student (uncredited)
Movie - Released: 1/1/2002
Monk
Monk
as Danny Cooper
TV - Released: 7/12/2002

2000

Malcolm in the Middle
Malcolm in the Middle
as Chad
TV - Released: 1/9/2000

1999

Law & Order: Special Victims Unit
Law & Order: Special Victims Unit
as Eddie Sandow
TV - Released: 9/20/1999

1990

Law & Order
Law & Order
as Eddie Sandow
TV - Released: 9/13/1990