Arthur 'Fonzie' Fonzarelli
Marion Cunningham
Jenny Piccalo
Roger Phillips
Ashley Pfister
Howard Cunningham
Leopold 'Flip' Phillips
Heather Pfister
Matsuo 'Arnold' Takahashi
Dr. Dwayne Twitchell
Bobby
Scooter
Blonde Guy Outside Arnold's (uncredited)
Burger Eating Diner (uncredited)