John Belushi

Self (archive footage)

Bruce McGill

Self

Stephen Furst

Self

Kevin Bacon

Self

Tim Matheson

Self

John Landis

Self

Thom Mount

Self

Neil Rosen

Self

Karen Allen

Self

Peter Riegert

Self

James Widdoes

Self

Martha Smith

Self

David Fear

Self

Tom Hulce

Self (archive footage)

Harold Ramis

Self

Robert Downey Jr.

Self

Steve Carell

Self

Mark Metcalf

Self

James Daughton

Self

John Vernon

Self

Ivan Reitman

Self

Chris Miller

Self

Katherine Wilson

Self

Maida Belove

Self

James 'Izzy' Whetstine

Self

Peter Coleman

Narrator (voice)