Earvin “Magic” Johnson

Basketball Hall of Famer, Entrepreneur, Philanthropist & Motivational Speaker

Hilary Swank

Academy Award-Winning Actress; Best known for her roles in 'Million Dollar Baby' and 'Boys Don't Cry'

Bill Hader

Actor, Comedian, Writer, & Director; Known for "Saturday Night Live" & "Barry"

Seth Meyers & Bill Hader's Favorite SNL Memories & Barry Finale

William Shatner

Emmy-Award Winning Actor, Known for "Star Trek" & "Boston Legal"

Rob Riggle

Actor, Comedian, Writer, Producer, Director & Former U.S. Marine

Retta

Stand-Up Comedian & Actress Known for "Parks and Recreation"

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

T.J. Miller

Actor and Stand-Up Comedian, Currently Starring in HBO's 'Silicon Valley'

Nick Offerman

Actor, Writer & Carpenter; Best Known for "Parks and Recreation"

Andie MacDowell

Film Actress

Gary Sinise

Actor & Advocate for America's Servicemen and Women; Founder of the Gary Sinise Foundation

Sophia Bush

Actress, Humanitarian & Author

Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement

Max Greenfield

Actor Known For "New Girl" & Children's Author

Henry Winkler

Actor, Producer, Director & Best-Selling Author; Best Known for "Happy Days"

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Mario Lopez

Actor & Entertainment Journalist

Lisa Ling

Award-Winning Journalist & Producer for CBS News

Ben Stein

Political Economist, Commentator, Author & Actor

B.J. Novak

Actor, Writer & Comedian Known for "The Office"