John Belushi

Jake Blues (archive footage)

Dan Aykroyd

Elwood Blues / Himself

Steve Cropper

Himself (archive footage)

Donald 'Duck' Dunn

Himself (archive footage)

Murphy Dunne

Himself (archive footage)

Steve Jordan

Himself (archive footage)

Tom Malone

Himself (archive footage)

Lou Marini

Himself (archive footage)

Alan Rubin

Himself (archive footage)

Paul Shaffer

Himself (archive footage)

Tina Bockrath

Waitress

Ellen Cleghorne

Sabrina (voice)