Cosmos Season 2 Characters & Cast — No Spoilers
Every character in Cosmos season 2 with photos and the actors who play them, including Neil deGrasse Tyson, Ann Druyan, Seth MacFarlane — spoiler-free, nothing from later seasons.
- Self - Host — played by Neil deGrasse Tyson
- — — played by Ann Druyan
- Sherwood Rowland (voice) / (voice) / President Harry S. Truman (voice) — played by Seth MacFarlane
- Rachel Molly Gruber — played by Sasha Sagan
- Self (voice) (archive footage) / Self (archive footage) — played by Carl Sagan
- Young Carl Sagan — played by Elizardo Torrez
- (voice) / Birthmark Woman — played by Trang Vo
- Monk (voice) — played by Masoumeh Husseini
- Ashoka (voice) — played by Harssh A. Singh
- — — played by Nick Sagan
- — — played by Clinnette Minnis
- Female Voyager (voice) — played by Shereen Balles
- Male Voyager (voice) — played by Kapeneta Te'o-Tafiti
- William Herschel (voice) — played by Patrick Stewart
- John Herschel (voice) — played by Joseph Grange
- Caroline Herschel (voice) — played by Carol Bach Rita
- Nikolai Vavilov (voice) — played by Viggo Mortensen
- (voice) — played by Ken Lally
- (voice) — played by Phil Crowley
- (voice) — played by Yuri Lowenthal
All seasons of Cosmos: full spoiler-free character guide