The Earth Day Special

Bette Midler

Michael Keaton

Morgan Freeman

Martin Short

Geena Davis

Jane Fonda

Rhea Perlman

Danny DeVito

Dan Aykroyd

Chevy Chase

Rick Moranis

Jack Lemmon

Kevin Costner

James Brolin

Dana Delany

Edward James Olmos

Dustin Hoffman

Robin Williams

Meryl Streep

Dennis Miller

Candice Bergen

Harold Ramis

Christopher Lloyd

Neil Patrick Harris

Rodney Dangerfield

Ted Danson

Kirstie Alley

Woody Harrelson

George Wendt

John Ratzenberger

Kelsey Grammer

Bill Cosby

Phylicia Rashād

Lisa Bonet

Malcolm-Jamal Warner

Tempestt Bledsoe

Keshia Knight Pulliam

Raven-Symoné

Will Smith

Bea Arthur

Betty White

Rue McClanahan

Estelle Getty

Ed O'Neill

Katey Sagal

Christina Applegate

David Faustino

Amanda Bearse

Downtown Julie Brown

Christopher Reid

Christopher Martin

Jeff Bergman

Jim Henson

Jerry Nelson

Dave Goelz

Richard Hunt

David Rudman

Kevin Clash

Steve Whitmire

Rick Ducommun

Mayim Bialik

Michael Douglas

Heavy D

Ice-T

Magic Johnson

Quincy Jones

Melanie Mayron

Queen Latifah

Carl Sagan

Barbra Streisand

Tone Loc

Alex Trebek

Jonathan Brandis

Dan Gauthier

Edan Gross

Dom Irrera

Robert Wuhl

Rickey Boyd

Peter Horton

Bruce Weitz

Don Pardo