Cosmos

Neil deGrasse Tyson

Self - Host· 26 ep

Ann Druyan

· 26 ep

Carl Sagan

Self (archive footage)· 8 ep

Seth MacFarlane

President Harry S. Truman (voice)· 4 ep

Sasha Sagan

Rachel Molly Gruber· 3 ep

Stoney Emshwiller

· 2 ep

André Sogliuzzo

Weichelberger (voice)· 2 ep

Christopher Emerson

Acolyte (voice)· 2 ep

Piotr Michael

Edmund Muskie (voice)· 2 ep

Enn Reitel

· 2 ep

Keythe Farley

(voice)· 2 ep

Patrick Stewart

William Herschel (voice)· 2 ep

Elizardo Torrez

Young Carl Sagan· 2 ep

Trang Vo

(voice)· 2 ep

John Steven Rocha

Bellaramine (voice)· 1 ep

Paul Telfer

Angry Scholar #2 (voice)· 1 ep

Jonathan Morgan Heit

John Herschel (voice)· 1 ep

Cary Elwes

Edmond Halley / Robert Hooke (voice)· 1 ep

Tom Konkle

Samuel Pepys (voice)· 1 ep

Alexander Siddig

Isaac Newton (voice)· 1 ep

Alfred Molina

Ibn al-Haytham (voice)· 1 ep

Richard Gere

Clair Patterson (voice)· 1 ep

Marc Worden

Harrison Brown (voice)· 1 ep

Kirsten Dunst

Cecilia Payne (voice)· 1 ep

Marlee Matlin

Annie Jump Cannon (voice)· 1 ep

Peggy Jo Jacobs

Margaret Harwood (voice)· 1 ep

Amanda Seyfried

Marie Tharp (voice)· 1 ep

Christiane Amanpour

Enheduanna (voice)· 1 ep

Michael Chochol

Jan Oort· 1 ep

Oliver Vaquer

Joseph von Fraunhofer (voice)· 1 ep

Fred Tatasciore

Democritus (voice)· 1 ep

Larry Cedar

· 1 ep

Nick Jameson

· 1 ep

Michael McConnohie

· 1 ep

Masasa Moyo

· 1 ep

Maria Frucci

· 1 ep

Martin Jarvis

Humphry Davy (voice)· 1 ep

Noah Langford

(voice)· 1 ep

Fay Masterson

(voice)· 1 ep

Heiko Obermöller

Einstein's Father (voice)· 1 ep

Julian Ovenden

Michael Faraday (voice)· 1 ep

Jack Rainsford

(voice)· 1 ep

Glenn Steinbaum

Bruce Heezen (voice)· 1 ep

William Salyers

(voice)· 1 ep

Paul Sorvino

Augustin Mouchot (voice)· 1 ep

Eliza Schneider

(voice)· 1 ep

Frank Baxter

Self (archive footage)· 1 ep

John F. Kennedy

Self (voice) (archive footage)· 1 ep

Masoumeh Husseini

Monk (voice)· 1 ep

Harssh A. Singh

Ashoka (voice)· 1 ep

Nick Sagan

· 1 ep

Clinnette Minnis

· 1 ep

Shereen Balles

Female Voyager (voice)· 1 ep

Kapeneta Te'o-Tafiti

Male Voyager (voice)· 1 ep

Joseph Grange

John Herschel (voice)· 1 ep

Carol Bach Rita

Caroline Herschel (voice)· 1 ep

Viggo Mortensen

Nikolai Vavilov (voice)· 1 ep

Ken Lally

(voice)· 1 ep

Phil Crowley

(voice)· 1 ep

Yuri Lowenthal

(voice)· 1 ep

Edita Brychta

(voice)· 1 ep

Christopher Lee Parson

(voice)· 1 ep

Andrew Pifko

(voice)· 1 ep

Brendan Bradley

(voice)· 1 ep

Matthew Jayson Cwern

(voice)· 1 ep

Alan Shearman

(voice)· 1 ep

Natasha Goubskaya

(voice)· 1 ep

Skye Sammoutis

(voice)· 1 ep

Marcelo Tubert

(voice)· 1 ep

Mara Junot

(voice)· 1 ep

Rick Pasqualone

(voice)· 1 ep

Elijah Braik

(voice)· 1 ep

Novi Brown

(voice)· 1 ep

Jamie Hanes

· 1 ep

Will Greenburg

John Goodricke· 1 ep

Dex de Groot

· 1 ep

Joep Fellinger

· 1 ep

Steve Oatway

Charles Darwin· 1 ep

Adam Tsekhman

Christiaan Huygens· 1 ep

Neil Arnote

Neil Armstrong· 1 ep

Ernie Vigil

Thomas Young· 1 ep

Judd Hirsch

Robert Oppenheimer (voice)· 1 ep

Olivia D'Abo

Marie Curie (voice)· 1 ep

Yurika Okamura

(voice)· 1 ep

Selyna Chan

(voice)· 1 ep

Sianna Chan

(voice)· 1 ep

Joseph J. Micucci

Young Father· 1 ep

Lennard Ortmann

Albert Einstein· 1 ep

Alex Bartram

Samuel Sagan· 1 ep

Brannon Braga

World's Fair Attendee· 1 ep

Marcello Guedes

Young Neil deGrasse Tyson· 1 ep

Leandro Guedes

Young Stephen Joseph Tyson· 1 ep