Escritor/a
Josh Cassidy
ESCRITOR/A
Elliott Kennerson
Laura Kivans
Gabriela Quiros
Sheraz Sadiq
Mike Seely
Lauren Sommer
Amy Standen
Reparto (por orden de créditos)
Self - Narrator
Anne Pringle
Self - Professor of Botany, University of Wisconisn
Eliana Gilbert
Little Girl
Donna Davis
Self - Mushroom gatherer
Catherine Loudon
Self - Biologist and Engineer, University of California, Irvine
