Roscoe 'Fatty' Arbuckle

Fatty

Mabel Normand

Mabel

Edgar Kennedy

Fatty's Pal

Alice Davenport

Mabel's Mother

Glen Cavender

Mabel's Father

Joe Bordeaux

Cop (uncredited)

Frank Dolan

Man Eating Pie (uncredited)

Bobby Dunn

Ice Cream Vendor / Sideshow Game Operator (uncredited)

Billy Gilbert

Blackface Man in Sideshow Game / Man Going Down Slide