TV Dogs: DOG ON PETTICOAT JUNCTION Does that adorable face look familiar? Posing here with the Petticoat women, Higgins was only honing his chops for greater success. While only known as “Dog” on the sitcom, he become a household name late in life as the titular hero of Benji. Yes, he’s Benji! The mutt was close pals with Edgar Buchanan, who acted with him on Petticoat, Green Acres & Benji.