Secrets of Underground London [732816] Released: 2014-05-21 Revenue: $0 Budget: $0 Profit: $0 Runtime: 54 mins Popularity: 0.1336 Vote Average: 0 Vote Count: 0 Overview: Experts examine the ruins and relics hidden under London. Among them, a Roman amphitheater, ditches for victims of the black plague, bomb shelters and more. Cast [1] Samuel WestNarrator Trailers