The iconic Hawaii Five-0 (1968-1980) Theme Song Hawaii Five-0 & Magnum P.I. are part of the same "universe", as demonstrated by the numerous references to "5-0" (and Steve McGarrett) in Magnum P.I. Several Hawaii Five-0 cast regulars have made appearances on Magnum P.I., including Kam Fong, Herman Wedemeyer & Moe Keale Composed by Morton Stevens MP3 (1:38) Back to Audio