Amanda Beard

Olympic Gold Medalist, Co-Founder of Beard Swim Co. & Author of New York Times Bestseller "In the Water They Can't See You Cry"

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Danny Trejo

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

Ellen DeGeneres

Award-Winning Comedian, TV Host, Actress & LGBTQ Activist

Sophia Bush

Actress, Humanitarian & Author

Ed Begley Jr.

Environmental Activist & Emmy Award-Nominated Actor

Tim Gunn

Fashion Icon, Former Co-Host & Mentor of "Project Runway"

Matt Damon

Actor, Screenwriter & Producer; Co-Founder of Water.org; Expert Advocate on Global Water & Sanitation Crisis

Robert Ballard

Renowned Ocean Explorer & Scientist

Jillian Michaels

Leading Fitness Expert, Certified Nutritionist, Renowned Life Coach & Powerful Entrepreneur

Simon Lovell

English Comedy Magician, Card Shark Actor and Con Man

Adrian Grenier

Actor Known for HBO's "Entourage"; Environmental Activist; UN Ambassador

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Laura Dern

Actress, Director, Producer & Activist

Kesha

Pop Singer Known For "Tik Tok," "Your Love Is My Drug" & "Praying"

David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Alicia Silverstone

Actress & Animal Rights Activist

Bill Maher

Political Satirist & Host of HBO's "Real Time"

Gov. Ron DeSantis | Real Time with Bill Maher (HBO)

Leland Melvin

Engineer, Former NASA Astronaut & Former NFL Wide Receiver

Moby

Musician, DJ, Photographer