American Epic, Episode 1, The Big Bang
directed by Bernard MacMahon, fl. 2017; produced by Duke Erikson, 1951-, Bernard MacMahon, fl. 2017 and Allison McGourty, 1964-, British Broadcasting Corporation, Wildwood Enterprises and Thirteen Productions, in American Epic, Episode 1 (Arlington, VA: Public Broadcasting Service, 2017), 57 mins
