Angelo Tsarouchas
Adrian Hines
Benz Antoine
Jerome Vick Jr.
Andrew Moodie
Agent Simmons
Brianna Barnes
Young Emma May
Jesse Aaron Dwyre
Young Hogarth
Stuart Fink
Young Rappaport
James Bradford
General Steven Fred Easterland
Jocelyne Zucco
Lilian Contino
Sloan Thompson
Female Reporter (voice)
Jennifer Vallance
Bespectacled Woman
Xavier Sotelo
Local Man #2
Balázs Veres
Man on Street
Bradley J. Chowace
Nazr Shaheen
Kimberly Bowie
Retired Stripper / Party Guest
James Warren Raynard
Theater Student
Guy Buller
Young Easterland
Lisa Andry-Dargel
Emma Mae
Helena-Alexis Seymour
Josaphine
Ferenc Pusztai
Vak masszor
Aron Tager
Linguistics Professor
Peter James Haworth
Robert Smith
Robert Reynolds
Man in Suit
Jen Vallance
Woman with Glasses
Emily Lawson
Young Lilian Contino
Kardos-Pinter Kende
Young Zsolt
Jennilee Murray
Sabina - NBC Reporter
Sarah Dacey Charles
Bartender
Sally Clelford
Stephanie Horn
Candice Fraser
Retired Stripper / Party Guest
Roseline Mouana
Stewardess
Marianne Smiley
Adrian's Assistant
Jim McNabb
Gerry Montgomery
Norm MacQueen
Emilio Rifkin
Jurgen Osvald Vollrath
LA Paloma Security Guard
Antonio Najera
Local Man #1
Howard Harris
Homeless Man #1
Ross David Wilson
Homeless Man #2
Phil Plait
Crash Course Host
Rejean Meyer
Committee Member #1
Richard Joseph Chiarelli
Committee Member #2
Joel Oliver
Committee Member #3
Ken Fernández
Donald Prosthero
Anyankiu Precious
Librarian
Pierre Robert Groulx
Fulbright Scholarship Holder
Corey Jovanovic
Security Guard #1
Don Gough
Security Guard #2
Svent-Isvany Akos
Expert 1
Alex Beaudoin
Journalist 1
Rick Cousins
Lead Scientist
Cliff Ware
Theoretical Mathematician
Attila Clemen
Young Scientist
Kimothy Walker
News Team 1
Katherine Dines-Craig
News Team 3
Kathleen A. Donovan
News Team 4
Laura Castella
News Team 5
James Franciscus
Nasa Archive Storyteller (archive footage from 'Seeds of Discovery', 1970)
