Winona Ryder

Actress Best Known for "Beetlejuice" & "Stranger Things"

Dania Ramirez

Film and television Actress from the Dominican Republic; Known for "Devious Maids"

Rain Pryor

Actress, Comedian & Multiple Sclerosis Spokesperson

Gwyneth Paltrow

Actress, Entrepreneur, Founder & CEO of Goop

Ana Ortiz

Puerto Rican American Actress and Singer; Known for her Role in "Ugly Betty" & "Devious Maids"

Bill Nye

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

Rob Morrow

Credits as an actor also include Quiz Show (1994), Mother (1996/II), Last Dance (1996), The Day Lincoln Was Shot (1998) (TV),

Bill Maher

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

Jon Lovitz

Comedic Actor, Former SNL Cast Member

Hal Linden

Actor, Director & Musician

Lainie Kazan

Actress and Singer

Patricia Heaton

Emmy Award-Winning Actress Known for "Everybody Loves Raymond" & "The Middle"

Greg Grunberg

Actor who played reoccurring roles in "Heroes" and "Lost". Will appear in "Star Wars: Episode VII - The Force Awakens."

Victor Garber

Actor Known for "Argo," "Alias" & "Legends of Tomorrow;" Advocate for Alzheimer's Disease

Fran Drescher

National President of the Screen Actors Guild – American Federation of Television and Radio Artists (SAG-AFTRA) & Actress, Cancer Survivor and Outspoken Healthcare Advocate

Being Wendy

Robert Downey Jr.

Academy Award-Winning Actor & Producer

Robert Downey Jr. Wins Male Supporting Actor In A Motion Picture

Eric Dane

Actor; Best Known for His Role as Dr. Mark Sloan in "Grey's Anatomy"

Billy Crystal

Award-winning Actor & Comic; Best Known for "When Harry Met Sally"

Linda Cohn

Host, ESPN "SportsCenter"; NSMA Hall of Fame Sportscaster

Nancy Brinker

Global Cancer Advocate, Founder of Susan G. Komen for the Cure & Former U.S. Ambassador

Interview with Nancy Brinker, founder of Susan G. Komen Foundation

Zach Braff

Award-Winning Actor & Filmmaker Known for "Scrubs"

Zach Braff talks ‘A Good Person,’ Florence Pugh, 'Scrubs' reboot

Barbara Barrie

Academy Award-nominated Actress and Colon Cancer Survivor

Adam Baldwin

Actor; Known for his role on Firefly

Jason Alexander

Actor, Writer & Director; Best Known for His Work on "Seinfeld"

Michaela Jaé Rodriguez

Actress & Singer; Known for "Pose"; HIV Awareness Advocate

Anthony Ramos

Grammy-Winning Artist & Actor Best Known for "Hamilton" & "In The Heights"

Evan Peters

Actor Best Known for best known for his Roles on the FX TV Series "American Horror Story"

Sarah Paulson

Emmy Award-Winning Actress; Known for Her Roles in "American Horror Story" and "American Crime Story"

Karen Gillan

Actress, Known for Her Role as Amy Pond on "Doctor Who" & Nebula in "Guardians of the Galaxy"

Michael Stuhlbarg

Award-Winning Actor