Guest Stars Amber Riley as Mercedes Jones Adam Lambert as Elliot "Starchild" Gilbert Michael Lerner as Sidney Greene Nicholas Kadi as Alain Marceau Riley Voelkel as Sam Charles Melton as Gavin Co Starring Manos Gavras as Dimitri Genson Blimline as Man on Crutches Ric Stoneback as Angry New Yorker Uncredited Amy Novondo as Pedestrian