Watch Harpoon Hunters Season HD Full Free on solarmovie.do. Watch Harpoon Hunters tv series online free. Off Cape Cod, fishermen hunt valuable bluefin tuna with spears in America's last derby fishery. Thes...Off Cape Cod, fishermen hunt valuable bluefin tuna with spears in America's last derby fishery. These lightning-fast fish can bring $10,000+ each, helping multi-generational fishing families survive.