Season 2

Neil deGrasse Tyson

Self - Host

13 episodes

Seth MacFarlane

President Harry S. Truman (voice), Sherwood Rowland (voice), (voice)

3 episodes

Sasha Sagan

Rachel Molly Gruber

3 episodes

Carl Sagan

Self (voice) (archive footage), Self (archive footage)

2 episodes

Elizardo Torrez

Young Carl Sagan

2 episodes

Trang Vo

Birthmark Woman, (voice)

2 episodes

Masoumeh Husseini

Monk (voice)

1 episode

Harssh A. Singh

Ashoka (voice)

1 episode

Nick Sagan

1 episode

Clinnette Minnis

1 episode

Shereen Balles

Female Voyager (voice)

1 episode

Kapeneta Te'o-Tafiti

Male Voyager (voice)

1 episode

Patrick Stewart

William Herschel (voice)

1 episode

Joseph Grange

John Herschel (voice)

1 episode

Carol Bach Rita

Caroline Herschel (voice)

1 episode

Viggo Mortensen

Nikolai Vavilov (voice)

1 episode

Ken Lally

(voice)

1 episode

Phil Crowley

(voice)

1 episode

Yuri Lowenthal

(voice)

1 episode

Edita Brychta

(voice)

1 episode

Christopher Lee Parson

(voice)

1 episode

Andrew Pifko

(voice)

1 episode

Brendan Bradley

(voice)

1 episode

Matthew Jayson Cwern

(voice)

1 episode

Alan Shearman

(voice)

1 episode

Natasha Goubskaya

(voice)

1 episode

Skye Sammoutis

(voice)

1 episode

Marcelo Tubert

(voice)

1 episode

Mara Junot

(voice)

1 episode

Rick Pasqualone

(voice)

1 episode

Elijah Braik

(voice)

1 episode

Novi Brown

(voice)

1 episode

Jamie Hanes

1 episode

Will Greenburg

John Goodricke

1 episode

Dex de Groot

1 episode

Joep Fellinger

1 episode

Steve Oatway

Charles Darwin

1 episode

Adam Tsekhman

Christiaan Huygens

1 episode

Neil Arnote

Neil Armstrong

1 episode

Ernie Vigil

Thomas Young

1 episode

Judd Hirsch

Robert Oppenheimer (voice)

1 episode

Olivia d'Abo

Marie Curie (voice)

1 episode

Yurika Okamura

(voice)

1 episode

Selyna Chan

(voice)

1 episode

Sianna Chan

(voice)

1 episode

Joseph J. Micucci

Young Father

1 episode

Lennard Ortmann

Albert Einstein

1 episode

Alex Bartram

Samuel Sagan

1 episode

Brannon Braga

World's Fair Attendee

1 episode

Marcello Guedes

Young Neil deGrasse Tyson

1 episode

Leandro Guedes

Young Stephen Joseph Tyson

1 episode

Mara Herdmann

Script Supervisor

10 episodes

Brannon Braga

Director

7 episodes

Aiden Arata

Script Coordinator

7 episodes

Ann Druyan

Director

6 episodes

Adam Druxman

Assistant Director

6 episodes

Shahrzad Davani

Assistant Director

3 episodes

Alysse Leite-Rogers

First Assistant Director

2 episodes

Kate Vanderbyl

Second Assistant Director

2 episodes

Ann Druyan

Writer

13 episodes

Brannon Braga

Writer

11 episodes

André Bormanis

Writer

1 episode

Coby Greenberg

Co-Producer

13 episodes

Dustin DellaVecchia

Production Coordinator

3 episodes

Josh Mason

Production Supervisor

3 episodes

André Bormanis

Consulting Producer

2 episodes

Fawn McDonald

Production Coordinator

2 episodes

Mark J. Levenstein

Researcher

2 episodes

Zack Grobler

Production Design

7 episodes

Ian Scroggins

Art Direction

6 episodes

Ann Druyan

Creative Director

1 episode

Karl Walter Lindenlaub

Director of Photography

13 episodes

Ruth E. Carter

Costume Designer

7 episodes

Jane Day

Assistant Costume Designer

3 episodes

Miye 'Mimi' Matsumoto

Key Costumer

1 episode

Randy E. Moore

Special Effects Coordinator

5 episodes

Tomas Sanchez

Stunt Coordinator

5 episodes

Al Goto

Stunt Coordinator

1 episode

Eric A. Sears

Editor

13 episodes

John Duffy

Editor

13 episodes

Peter Tackaberry

Assistant Editor

1 episode

J.D. Sievertson

Assistant Editor

1 episode

Martin Nicholson

Editor

1 episode

Alan Silvestri

Original Music Composer, Music

13 episodes

David Bifano

Music Producer

2 episodes

Jack Geist

Visual Effects Producer

7 episodes

Jeffrey A. Okun

Visual Effects Supervisor

6 episodes

Andrew Brandou

Animation Director

4 episodes

Neil Greenberg

VFX Editor

3 episodes

Lucas Gray

Supervising Animation Director

1 episode