Mr. Marrow
Abusive Doctor
Mr. Angr
Dr. Garonski
Harvey
Dr. Ball
Jay
Mosley
Fairfax Jew
Stage Manager (uncredited)
George McFly
George McFly
Voice Actor (uncredited)
Teddy Conway
Backstage Dancer
Concert Audience Member (uncredited)
Young Man (segment "Nightmare at 20,000 Feet")
Cousin David (uncredited)