Self - Host
26 ئەڵقەکان
Self (archive footage) / Self (voice) (archive footage)
Sherwood Rowland (voice) / (voice)
Rachel Molly Gruber
Guard (voice)
Christopher Wren (voice) / Weichelberger (voice)
Acolyte (voice)
Lab Assistant (voice) / Edmund Muskie (voice)
Henry Norris Russell (voice)
(voice)
William Herschel (voice)
Young Carl Sagan
Birthmark Woman / (voice)
Bellaramine (voice)
Angry Scholar #2 (voice)
John Herschel (voice)
Edmond Halley / Robert Hooke (voice)
Samuel Pepys (voice)
Isaac Newton (voice)
Ibn al-Haytham (voice)
Clair Patterson (voice)
Harrison Brown (voice)
Cecilia Payne (voice)
