Cameron Riley Monaghan (born August 16, 1993) is an American actor and model. He is known for his role as Ian Gallagher on the Showtime comedy-drama series Shameless and as twins Jerome and Jeremiah Valeska, who serve as origins for the Joker, on the DC Comics-based TV series Gotham. He also portrayed Cal Kestis in the action-adventure game Star Wars Jedi: Fallen Order. Monaghan began his career as a child model at the age of three and as a child actor at the age of seven.
Known For
Click
(2006)
Kevin O'Doyle
The Santa Clause 3: The Escape Clause
(2006)
Traffic Cop #1
Amityville: The Awakening
(2017)
James Walker
The Giver
(2014)
Asher
Shattered
(2022)
Chris Decker
Vampire Academy
(2014)
Mason Ashford
Prom
(2011)
Corey Doyle
The Death and Return of Superman
(2019)
Connor Kent / Superboy (voice)
Paradise Highway
(2022)
Special Agent Finley Sterling
TRON: Ares
(2025)
Reign of the Supermen
(2019)
Connor Kent / Superboy (voice)
The Three Investigators and the Secret of Terror Castle
(2009)
Bob Andrews
Dog Gone
(2008)
Dexter
The Three Investigators and The Secret Of Skeleton Island
(2007)
Bob Andrews
Jamie Marks Is Dead
(2014)
Adam McCormick
Full Filmography
Acting
The Wishing Stone
(2002)
Alex
Adrenaline Rush: The Science of Risk
(2002)
student (uncredited)
The Music Man
(2003)
Winthrop Paroo
Brothers in Arms
(2005)
Timmy
Click
(2006)
Kevin O'Doyle
The Santa Clause 3: The Escape Clause
(2006)
Traffic Cop #1
The Three Investigators and The Secret Of Skeleton Island
(2007)
Bob Andrews
Dog Gone
(2008)
Dexter
The Three Investigators and the Secret of Terror Castle
(2009)
Bob Andrews
Safe Harbor
(2009)
Larry Parker
Another Harvest Moon
(2010)
Jack
Prom
(2011)
Corey Doyle
2nd Serve
(2012)
Carlos
Vampire Academy
(2014)
Mason Ashford
Jamie Marks Is Dead
(2014)
Adam McCormick
The Giver
(2014)
Asher
Mall
(2014)
Jeff
Amityville: The Awakening
(2017)
James Walker
The Year of Spectacular Men
(2018)
Ross
Anthem of a Teenage Prophet
(2019)
Luke Hunter
Reign of the Supermen
(2019)
Connor Kent / Superboy (voice)
The Death and Return of Superman
(2019)
Connor Kent / Superboy (voice)
Built by Jedi - The Making of Star Wars Jedi: Fallen Order
(2019)
Himself
DC Showcase: Kamandi: The Last Boy on Earth!
(2021)
Kamandi (voice)
Shattered
(2022)
Chris Decker
Paradise Highway
(2022)
Special Agent Finley Sterling
My Love Affair with Marriage
(2023)
Sergei
TRON: Ares
(2025)