Pathological liar Clifford Irving stages a complex hoax. In the 1970's Irving managed to fool a major publisher and LIFE magazine into thinking he was writing an authorized biography of Howard Hughes. Irving and his best friend and partner, Dick Susskind, go to extreme lengths to pull off the hair-brained scheme. The more outrageous the lies they concoct, the more believable they become and the more money gets thrown at them. Inspired by the unbelievable...