Oscar Beich
В роли: Self - Animal Care Specialist

Peter Black
В роли: Busch Gardens Senior Veterinarian

Nestor Correa
В роли: President, Panamanian Conservation Association

Dominique Keller
В роли: Busch Gardens Senior Veterinarian

Paul Kleenlance
В роли: Self - Assistant Professor of Natural Resources Management Grand Valley State University (как Dr. Paul Keenlance)

Hendrik Nollens
В роли: Self - SeaWrold Rescue Team (как Dr. Hendrik Nollens)

Rachel Reenstra
В роли: Self - Host

Maria Spriggs
В роли: Busch Gardens Senior Veterinarian (как Dr. Maria Spriggs)

Jody Westberg
В роли: Self - SeaWorld Rescue Team

Robert Yordi
В роли: Curator, Zoological Operations