Paul Giamatti
Narrator (voice)
Acting
Akito Kawahara
Self - Florida Museum of Natural History
Acting
Jesse R. Barber
Self - Boise State University
Acting
Mary Jane Epps
Self - Mary Baldwin University
Acting
Aaron Pomerantz
Self - PhD. Student at the University of California
Acting
Constantí Stefanescu
Self - Natural History Museum of Granollers
Acting
Jason Chapman
Self - Rothamsted Research
Acting
Peter R. Houlihan
Self - Biologist (uncredited)
Acting