John Hargrove

Former Senior Killer-Whale Trainer for SeaWorld; Author, "Beneath the Surface: Killer Whales, SeaWorld, and the Truth Beyond Blackfish"

Chrissie Hynde

Singer, Songwriter, and Musician; Best Known as the Lead Singer of the Rock Band "The Pretenders"

Sonia Faruqi

Canadian Author; Global Industrial Farming & Food-Related Issues Researcher; CFO of Animal Justice

The Oyster Thief

David Mizejewski

National Wildlife Federation Naturalist & Media Personality

Sy Montgomery

NYT Bestselling Author; Naturalist, Scriptwriter & Adventurer; Authored 38 Nature & Environment Books; Known for "The Good Good Pig" & "The Soul of an Octopus"

Sy Montgomery loves her chickens. Do they love her back?

Robert William Fischer PhD

Philosophy Professor at Texas State University

Steven Wise

Animal Rights Lawyer

Tia Torres

Pitbull Advocate & Rescuer Known for Animal Planet's "Pit Bulls & Parolees"

Arnold Vosloo

South African-Born Actor, Spokesperson for the International Fund for Animal Welfare

Ric O'Barry

Wildlife Activist, Author & Founder of the Dolphin Project; Star of the Academy Award-Winning Documentary "The Cove"

Elaine Hendrix

Actress & Animal Activist; Known for her Role in the Remake of "The Parent Trap"

Bindi Irwin

Wildlife Conservationist & Daughter of Steve Irwin; Season 21 Contestant on "Dancing With the Stars"

Marty Becker

Known as America's Veterinarian; Featured on Vetstreet

Pat Parelli

Famed Horse Trainer; Known for Natural Horsemanship

Simon Lovell

English Comedy Magician, Card Shark Actor and Con Man

Daniel Johns

Australian Singer, Songwriter and Guitarist; Former Front Man of Rock Band, "Silverchair"

Rachelle Lefevre

Rachelle Lefevre is a Canadian actress. She played the vampire Victoria Sutherland in the first two films of the Twilight saga

Danny Trejo

Actor, Author, Activist & Restaurateur; Recovery & Intervention Counselor for Troubled Youth

Trejo's Cantina: Cocktails, Snacks & Amazing Non-Alcoholic Drinks from the Heart of Hol...

Katie Cleary

Actress and Model; Founder of Peace 4 Animals and World Animal News

Diana Reiss

A professor of psychology at Hunter College and in the graduate program of Biopsychology and Behavioral Neuroscience of the City University of New York.