2 wins & 7 nominations. See more awards »
Photos
Known For
Gotham Jerome Valeska / Jeremiah Valeska
(2015-2019)
Filmography
Hide Show Actor (59 credits)
2011-2021
Shameless (TV Series)
Ian Gallagher
- DNR (2021) ... Ian Gallagher
2015-2019 Gotham (TV Series)
Jerome Valeska / Jeremiah Valeska
2011 Prom
Corey Doyle
2011 NCIS (TV Series)
Nick Peyton
2009 Fringe (TV Series)
Tyler Carson
2009 Monk (TV Series)
Danny Cooper
2009 PG Porn (TV Series short)
Young Boy 1
2006
Click
Kevin O'Doyle
Show Self (23 credits)
Edit
Personal Details
Other Works:
TV Commercial for Westwayne See more »
Publicity Listings:
1 Article | 1 Magazine Cover Photo | See more»
Parents:
Monaghan, Diane | Diane Monaghan
Edit
Did You Know?
Personal Quote:
I love puppies, and I love animals in general. Besides that, I do martial arts: extreme martial arts. I also play real guitar and drums, and sing. And I'm taking some college
classes, hoping to major in English and creative writing. See more »
Contribute to This Page
Why did Ian actor leave Shameless?
He grew a large following but his acts of arson caused him to face criminal charges. Ian contemplated fleeing to avoid jail time but he decided against the idea and, instead, confessed to being bipolar. He was sentenced to two years in jail and disappeared from Shameless.
Who plays Ian in Shameless Season 1?
Ian Gallagher is a character from the British Channel 4 comedy drama Shameless and its American remake on Showtime.
...
U.K. version..
Did they change the actor for Ian in Shameless?
Not much has changed about that but his hair. The very first Liam was played by twins Brennan and Blake Johnson, but Brendan and Brandon Sims deserve a shout-out for taking on the role from 2012 to 2016. Newcomer Christian Isaiah appears in season 8, as the first Gallagher to attend private school.
Does Cameron Monaghan have a twin?
Monaghan was born in Santa Monica, California, the only child of Diane Monaghan, an insurance claims specialist and single mother.