 May 2009 he took on the role of "Michael" in Jonathan Larson's Tick, Tick... BOOM!at The Duchess Theatre, in London's West End..Autumn 2009 he was a part of the grand relaunch of Derby Playhouse Theatre, appearing in the rock musical "The Pro's, Con's And A Screw" alongside "Kidulthood" star Adam Deacon

In February 2010 Lopez appeared opposite Leslie Caron, Greta Scacchi and Lambert Wilson in Stephen Sondheim's musical "A Little Night Music" at The Chatelet Theatre in Paris, playing the role of Frid.