Diretor/a
Hank Green
DIRETOR/A
Caitlin Hofmeister
Hiroka Matsushima
Sam Schultz
Elenco (na ordem dos créditos)
Self - Host
Michael Aranda
Stefan Chin
Reid Reimers
Olivia Gordon
Savannah Geary
Rose Bear Don't Walk
Niba Audrey Nirmal
Jessi Knudsen Castañeda
Self - Animal Wonders
Blake de Pastino
Self - Announcer
Emily Graslie
Self - Contestant
John Green
Anthony Brown
ATOR
Craig Benzine
Phil Plait
Rob Roser
Self - Fermilab Physicist
Nicholas Graham
Self - School of Computing, Queen's University
Lindsey Doe
Paulette Jones
Self - Meadowlarkscience.com
Doug Emlen
Self - Author: Animal Weapons
Andrij Holian
Self - The University of Montana
Leonardo DiCaprio
Jack Dawson
Katelyn Salem
James Cook
Heiner Geißler
Nicole Sweeney
Rachel Navarro
Mike Falzone
Megan Toenyes
Nicholas Jenkins
Katherine Green
Host - Contestant
Ceri Riley
Self - Instructor
Trace Dominguez
Alexa Billow
Jaida Elcock