 Notable appearances in season one are Christian Camargo as Rudy and Mark Pellegrino as Rita's abusive ex-husband Paul.Jaime Murray portrayed Lila Tournay in season two, a beautiful but unhinged British artist who becomes obsessed with Dexter.Keith Carradine, as Special FBI Agent Frank Lundy, and Jimmy Smits, as ADA Miguel Prado, each appeared in season-long character arcs in seasons two and three, respectively.