Alec Baldwin

Emmy Award-Winning Broadway, Film & TV Actor

Arnold Vosloo

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

Bindi Irwin

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

Bryan Adams

Canadian Rock Musician

Chrissie Hynde

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

Daniel Johns

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

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...

David Mizejewski

National Wildlife Federation Naturalist & Media Personality

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.

Dr. Tierney Thys

Marine Biologist, Award-Winning Filmmaker a& Research Associate at the California Academy of Sciences

The Ocean Sunfishes. Evolution, Biology and Conservation

Elaine Hendrix

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

Jason Biggs

Actor Known For His Roles in the "American Pie" Series and on "Orange Is The New Black" Among Others

Jean-Claude Van Damme

Belgian Martial Artist & Actor Known for "Bloodsport," "Kickboxer" & "Universal Soldier"

Jean-Claude Van Damme Tells Crazy Story About Bloodsport

John Hargrove

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

Julie Scardina

Animal Ambassador at Busch Gardens SeaWorld of California

Katie Cleary

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

Kim Basinger

Academy Award-Winning Film Actress and Former Fashion Model

Leona Lewis

British Singer-Songwriter & Season Three Winner of "The X Factor" Best Known for "Bleeding Love"; Humanitarian & Animal Rights Advocate

Loretta Swit

Animal Activist & Emmy Award-winning Actress; Best Known for "M*A*S*H"

Marty Becker

Known as America's Veterinarian; Featured on Vetstreet