Staffan Hallerstam: Staffan Hallerstam. Actor: Karlsson på taket. Staffan Hallerstam was born on 21 May 1957 in Stockholm, Sweden. He is an actor, known for Karlsson på taket (1976), Sailor Moon (1992) and Operation Leo (1981). He is married to Ann-Marie Hallerstam. They have two children.
Known For: Karlsson på taket (Bosse), Sailor Moon (NephriteAle(Swedish version, voice)), Operation Leo (Boy with bicycle), Höjdhoppar'n (Kenneth)