Jeff Winger

Joel McHale

Britta Perry

Gillian Jacobs

Shirley Bennett

Yvette Nicole Brown

Abed Nadir

Danny Pudi

Annie Edison

Alison Brie

Ben Chang

Ken Jeong

Dean Craig Pelton

Jim Rash

Guest Star

Brian Van Holt

Francesca "Frankie" Dart / Debra Chambers

Paget Brewster

Elroy Patashnik / Narrator (voice)

Keith David

Professor Buzz Hickey

Jonathan Banks

Guest Star

Leslie Ann Warren

Officer Cackowski

Craig Cackowski

Professor Ian Duncan / Xim-Xam / Mix-Max (voice)

John Oliver

Lapari

Kumail Nanjiani

Guest Star

Jason Mantzoukas

Troy Barnes

Donald Glover

Grifting Professor

Matt Berry

Maury

Steve Guttenberg

Guest Star

Martin Mull

Gupta Gupti Gupta

Jay Chandrasekhar

Koogler

Mitch Hurwitz

Pierce Hawthorne

Chevy Chase

Scrunch

Seth Green

Annie Kim

Irene Choi

Guest Star

Erin McGathy

Leonard

Richard Erdman

Dan Harmon

Carl / Carl - Board Member #1 / Board Member #1

Jeremy Scott Johnson

Star-Burns

Dino Stamatopoulos

Magnitude

Luke Youngblood

Honda Boss

Billy Zane

Rick

Travis Schuldt

Neil

Charley Koontz

Richie / Board Member #2 / Faculty #1

Brady Novak

Bob Waite

Nathan Fillion

Garrett Lambert

Erik Charles Nielsen

Detective Butcher

Steven Weber

Todd

David Neher

Vicki

Danielle Kaplowitz

Dave

Darsan Solomon

Ice Cube Head

Justin Roiland

Julie

Lisa Loeb

Pavel

Dominik Musiol

Greendale Human Being

William Love

Condom Water Balloon Man / Young Guy / Dude #1

Bill Parks

Vice Dean Laybourne

John Goodman

Jerry the Janitor

Jerry Minor

Dean Spreck

Jordan Black

Professor Michelle Slater

Lauren Stamile

Brandon Soo Hoo

Richard McGonagle

Jill Latiano

Eve Brent

Twink Caplan

Eva Tingley

Professor Albrecht

David St. James

Jude Gippernut

Will Hines

Annie's Classmate

Brock Davis