A quiet, restful summer in the lazy coastal town of Port Harbor is abruptly about to end.
James Franciscus tries to save hundreds of swimmers in a coastal resort after a Great White Shark starts terrorizing the area.
- James Franciscus as Peter Benton
- Vic Morrow as Ron Hamer
- Micaela Pignatelli as Gloria Benton
- Joshua Sinclair as William Wells
- Stefania Girolami Goodwin as Jenny Benton
- Giancarlo Prete as Bob Martin