Roscoe 'Fatty' Arbuckle as Fatty

Minta Durfee as Fatty's Sweetheart

Harry McCoy as Fatty's Rival

Alice Davenport as Party Hostess

Phyllis Allen as Fatty's Mother

Glen Cavender as Cop (uncredited)

Charley Chase as Party Guest (uncredited)

Dixie Chene as Party Guest (uncredited)

Edward F. Cline as Doorman (uncredited)

Frank Opperman as Clothing Store Operator (uncredited)

Bert Roach as Party Guest (uncredited)

Al St. John as Party Guest (uncredited)

Slim Summerville as Cop (uncredited)