Rosalie Totzie

Debralee Scott

Gabe Kotter

Gabriel Kaplan

Guest Star

Vernee Watson

Julie Kotter

Marcia Strassman

Vinnie Barbarino

John Travolta

Mr. Michael Woodman

John Sylvester White

Judy Borden

Helaine Lembeck*

Todd Ludlow

Dennis Bowen

Juan Luis Pedro Phillipo de Huevos Epstein

Robert Hegyes

Freddie "Boom Boom" Washington

Lawrence-Hilton Jacobs

Arnold Horshack

Ron Palillo

Maria

Catarina Cellino

Angie Globagoski

Melonie Haller

Beau De Labarre

Stephen Shortridge

Guest Star

Ellen Travolta

Guest Star

Carol Androsky

Guest Star

Ned Wertimer

Guest Star

Pat Morita

Guest Star

James Komack

Guest Star

Valerie Curtin

Guest Star

Susan Pratt

Guest Star

Harold J. Stone

Guest Star

Stephen Pearlman

Guest Star

George Carlin

Guest Star

Denise Galik

Guest Star

John Astin

Guest Star

Charles Fleischer

Guest Star

Michael V. Gazzo

Guest Star

Scott Brady

Guest Star

Elyssa Davalos

Guest Star

Fred Grandy

Guest Star

Frank Corsentino

Guest Star

Barbara Deutsch

Guest Star

Kristine Greco

Guest Star

Bob Harcum

Guest Star

Lisa Mordente

Guest Star

George Yanok

Guest Star

Scott Ben-Yashar

Guest Star

Marcie Barkin

Guest Star

Paula Victor

Mary Johnson

Irene Arranga

Guest Star

Susan Lawrence

Guest Star

Larry Brooks

Guest Star

Mark Evanier

Guest Star

Dennis Palumbo

Guest Star

Dinah Manoff

Guest Star

Andrea McArdle

—

James Woods

Guest Star

Dean M. Solomon

Guest Star

Wendy Schall

—

Leslie Ackerman

Guest Star

Robert Stoneman

—

Susan Lanier

Guest Star

Chanin Hale

—

Hope Summers

Guest Star

Fred Karger

—

Henry Corden

—

Arnold Soboloff

Harold “Fearless” Feldman

Christopher Stryker