크레딧 출연 Will Crowley Narrator Douglas Rain Narrator (Archive Sound) David Christian Narrator (Archive Sound) Michelle Thaller Narrator (Archive Sound) Andrew Siemion Narrator (Archive Sound) Dan Werthimer Narrator (Archive Sound) Avi Loeb Narrator (Archive Sound) Ellen Stofan Narrator (Archive Sound) David Kipping Narrator (Archive Sound) Nick Lane Narrator (Archive Sound) Jonathan Losos Narrator (Archive Sound) Caleb Scharf Narrator (Archive Sound) Jack Cohen Narrator (Archive Sound) Shawn Domagal-Goldman Narrator (Archive Sound) Jill Tarter Narrator (Archive Sound) 오슨 웰스 Narrator (Archive Sound) 스텝 John D. Boswell Editing John D. Boswell Directing John D. Boswell Writing John D. Boswell Sound John D. Boswell Sound