Richard 'Richie' Cunningham(Ron Howard)
Arthur 'Fonzie' Fonzarelli(Henry Winkler)
Howard Cunningham(Tom Bosley)
Marion Cunningham(Marion Ross)
Joanie Cunningham(Erin Moran)
Warren 'Potsie' Weber(Anson Williams)
Ralph Malph(Don Most)
Chuck Cunningham(Gavan O'Herlihy)
Chuck Cunningham(Randolph Roberts)
Matsuo 'Arnold' Takahashi(Pat Morita)
Alfred Delvecchio(Al Molinaro)
Charles 'Chachi' Arcola(Scott Baio)
Lori Beth Allen Cunningham(Lynda Goodfriend)
Jenny Piccalo(Cathy Silvers)
Leather Tuscadero(Suzi Quatro)