 Lifts footage from Steven Spielberg (qv)s _Jaws (1975)_ (qv),  Jeannot Szwarc (qv)s _Jaws 2 (1978)_ (qv), Joe DAmato (qv)s  _Deep Blood (1989)_ (qv), and mostly from  Enzo G. Castellari (qv)s The Great White  (_Ultimo squalo, L (1980)_ (qv)).