Title: Secrets of Underground London (Movie, 2014)
Director: Vicky Matthews, Gareth Sacala
Cast: Samuel West
Country: United Kingdom
Rating: TV-PG
Duration: 55 min
Genres: Documentaries, International Movies
Experts examine the ruins and relics hidden beneath London's surface, unearthing a Roman amphitheater, plague pits, air raid shelters and more.