David Oehler
В роли: Self - Curator, Ornithology

Kevin Hils
В роли: Self - Collection Manager, Ornithology

Michael McCue
В роли: Self - Keeper, Ornithology

Jim Breheny
В роли: Self - Director, Bronx Zoo

Susan Chin
В роли: Self - Chief Architect, Wildlife Conservation Society

Hans Walters
В роли: Self - Supervisor, New York Aquarium

Jake LaBelle
В роли: Self - Shark Researcher

Kevin Torregrosa
В роли: Self - Collection Manager, Herpetology

Bill Orrico
В роли: Self - Senior Keeper, Herpetology

Jim Miller
В роли: Self - Shark Researcher

Craig Piper
В роли: Self - Director, Central Park Zoo

Kimberly Smith
В роли: Self - Senior Keeper, Central Park Zoo

Avishai Shuter
В роли: Self - Keeper, Herpetology

Don Boyer
В роли: Self - Curator, Herpetology

Harley Newton
В роли: Self - Veterinarian, New York Aquarium (как Dr. Harley Newton)