Special Guest Stars Matt Ryan as John Constantine Guest Stars Adam Tsekhman as Agent Gary Green Thomas F. Wilson as Hank Heywood Sisa Grey as Mona Wu Christian Keyes as Neron Paul Ganus as Richard Nixon Co Starring John Prowse as Cop Shaughnessy Redden as Agent London Cassidy Foley as RV Girl Jay Clift as Secret Service Agent Timothy Paul Coderre as Aide Lesley Mirza as Waitress