Sinopsis dan Bocoran Ending The David Whiting Story (2014)

An effort to solve two lifelong mysteries---who was David Whiting (who died mysteriously in an Arizona motel during a Hollywood film shoot) and what was the cause of his death? And what was the mythic 'Cesar Romero joke' which all the filmmaker's classmates still remember as utterly hilarious (but nobody can recall what the joke actually was)?