
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…
Known For
Shameless
Ian Gallagher
Click
Kevin O'Doyle
The Giver
Asher
The Death and Return of Superman
Connor Kent / Superboy (voice)
Vampire Academy
Mason Ashford
TRON: Ares
Caius
Reign of the Supermen
Connor Kent / Superboy (voice)
The Santa Clause 3: The Escape Clause
Traffic Cop #1
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Filmography
Acting (57)
Movies (31)
TRON: Ares
2025as Caius
FOXBODY
2025as Clyde
My Love Affair with Marriage
2023as Sergei (voice)
Shattered
2022as Chris Decker
Paradise Highway
2022as Special Agent Finley Sterling
DC Showcase: Kamandi: The Last Boy on Earth!
2021as Kamandi (voice)
Joker: Put on a Happy Face
2020as Jeremiah Valeska/The Joker (archive footage)
Reign of the Supermen
2019as Connor Kent / Superboy (voice)
The Death and Return of Superman
2019as Connor Kent / Superboy (voice)
Anthem of a Teenage Prophet
2019as Luke Hunter
Built by Jedi - The Making of Star Wars Jedi: Fallen Order
2019as Self
The Year of Spectacular Men
2018as Ross
Amityville: The Awakening
2017as James Walker
The Giver
2014as Asher
Jamie Marks Is Dead
2014as Adam McCormick
Vampire Academy
2014as Mason Ashford
Mall
2014as Jeff
2nd Serve
2012as Carlos
Prom
2011as Corey Doyle
Shameless
2011as Ian Gallagher
Another Harvest Moon
2010as Jack
The Three Investigators in The Secret of Terror Castle
2009as Bob Andrews
Safe Harbor
2009as Larry Parker
Dog Gone
2008as Dexter
The Three Investigators in The Secret of Skeleton Island
2007as Bob Andrews
Click
2006as Kevin O'Doyle
The Santa Clause 3: The Escape Clause
2006as Traffic Cop #1
Brothers in Arms
2005as Timmy
The Music Man
2003as Winthrop Paroo
The Wishing Stone
2002as Alex
Adrenaline Rush: The Science of Risk
2002as student (uncredited)
Television (26)
LEGO Star Wars: Rebuild the Galaxy - Pieces of the Past
2025as Cal Kestis (voice)
Acting for a Cause
2020as Ferris Bueller
Shameless Hall of Shame
2020as Ian Gallagher
A Little Late with Lilly Singh
2019as Self
Love Daily
2018as Aaron
Mercy Street
2016as Tom Fairfax
Gotham
2014as Jerome Valeska
Shameless
2011as Ian Gallagher
Shameless
2011as Self
Corey and Lucas for the Win
2011as Corey
Rizzoli & Isles
2010as Jonathan McKenna
Terriers
2010as Cody Grice
The Mentalist
2008as Elliot
Fringe
2008as Tyler Carson
James Gunn's PG Porn
2008as Young Boy 1
Criminal Minds
2005as Jeffrey Charles
Numb3rs
2005as Todd
Avatar: The Last Airbender
2005as Twin 1 (voice)
Threshold
2005
Ned's Declassified School Survival Guide
2004as Palmer Noid
NCIS
2003as Nick Peyton
Monk
2002as Danny Cooper
Malcolm in the Middle
2000as Chad
Law & Order: Special Victims Unit
1999as Eddie Sandow
Law & Order
1990as Eddie Sandow
Bosch: Start of Watch
as Harry Bosch
Crew (3)
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