Martin Short

Himself / Jeffrey

Acting

Eugene Levy

Himself / Herb / Jesus

Acting

Victor Garber

Himself / Jesus

Acting

Andrea Martin

Herself / Robin

Acting

Jayne Eastwood

Herself / Sonia

Acting

Valda Aviks

Herself / Peggy

Acting

Avril Chown

Herself / Joanne

Acting

Rudy Webb

Himself / Lamar

Acting

Paul Shaffer

Himself

Acting

Stephen Schwartz

Himself

Writing

Dave Thomas

Himself

Acting

Don Scardino

Himself

Directing

Gilda Radner

(archive footage)

Acting

Gerry Salsberg

(archive footage)

Acting

Mike Myers

Himself

Acting

Lin-Manuel Miranda

Himself

Acting

Heidi Gardner

Herself

Acting

James Austin Johnson

Himself

Acting

Janeane Garofalo

Herself

Acting

Gary Gulman

Himself

Acting

Catherine O'Hara

(archive footage)

Acting

John Candy

(archive footage)

Acting

Harold Ramis

(archive footage)

Directing

Dan Aykroyd

Acting

Valri Bromfield

Acting