Matt Damon

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

Seth Rogen

Actor, Comedian, Writer, Producer & Director Known for "Neighbors," "Knocked Up" & "The Green Hornet"; Alzheimer's Awareness Advocate

Edward Norton

Award Winning Actor & Filmmaker

Dr. Phil McGraw

"Dr. Phil" Host, NY Times Bestselling Author, Psychologist

Scarlett Johansson

Award-Winning Actress & Singer Known for Portraying the Black Widow in the Marvel Cinematic Universe

Donald Glover

Award-Winning Actor, Comedian, Writer, Director & Musician; Performs as Childish Gambino

Evan Spiegel

Co-Founder & CEO of Snap Inc.

Patton Oswalt

Comedian, Actor and Writer

Freida Pinto

Actress Known for "Slumdog Millionaire", Humanitarian, Activist

Kip Thorne

Nobel Prize Winning Theoretical Physicist & Author, "The Science of Interstellar"

Norman Reedus

Actor; Best Known as Daryl Dixon on "The Walking Dead"

Zoë Saldaña

Actress Known for "Avatar" & "Guardians of the Galaxy"

Zoe Saldaña Reacts To Her Iconic Roles

Lena Headey

Actress Best Known for Her Role as Cersei on "Game of Thrones"

Danica McKellar

Mathematician, Writer, Actress, Author & Producer

Julia Sweeney

Former SNL Cast Member, Monologist, Cancer Survivor & Author

Jason Latimer

The World Champion of Magic

John Ondrasik

Singer-Songwriter and Front Man of "Five For Fighting"; Philanthropist and Family Man

Shaun Tomson

Former World Champion Surfer, Environmentalist & Motivational Speaker

Dileep Rao

Actor Who has Appeared in the Films "Inception," "Drag Me to Hell" and "Avatar"

Ali Larter

Actress, Author & Model; Known for "Heroes" & "Final Destination"