演员：Janna Levin Nia-Imara Barberousse Marcia Bartusiak Shep Doeleman Peter Galison Andrea Ghez Eilat Glikman James Guillochon Dale Kocevski Tod R. Lauer 尼尔·德格拉塞·泰森
Frank Drake Carolyn Porco John Casani Lawrence Krauss Timothy Ferris Edward Stone Nick Sagan Larry Soderblom Charley Kohlhase Fran Bagenal James F. Bell Frank Locatell Suzanne Dodd Jon Lomberg Heidi Hammel
Randall Adams 戴维·雷·哈里斯 Gus Rose Jackie Johnson Marshall Touchton Dale Holt Sam Kittrell Hootie Nelson Dennis Johnson Floyd Jackson Edith James Dennis White Don Metcalfe Emily Miller R.L. Miller Elba Carr Michael Randell Melvyn Carson Bruder Ron Adams John
