In June 2006, Jimmy made his first appearance in EastEnders as the recurring character Victor Brown. In October 2007, Yuill took the lead in Sophocles' Antigone as Creon, King of Thebes at The Tron Theatre, Glasgow.
In 2010, he was nominated for the award of Best Male Performance for his role in a play adaption of the Testament of Cresseid by the Critics Award for Theatre in Scotland.
