Cameron Monaghan

Cameron Riley Monaghan is an American actor and model. Beginning with his professional career as a child model at the age of three, and child actor at the age of seven, Monaghan is best known for his role as Ian Gallagher on the Showtime comedy-drama series Shameless. He has also appeared as twins Jerome and Jeremiah Valeska, characters who explore the mythology of and act as possible origins to DC Comics supervillain the Joker on the Fox crime series Gotham.