: Most "underwater" action was filmed in a dry studio using wires. Critics from Letterboxd noted that actors' movements often lack physics, and it's visibly evident they are not actually in water.
: Stars Alex Fong Lik-Sun, Cica Zhou, Wen Dongjun, and Tara Clance.
: The sharks are entirely computer-generated and described as "comical" and "some of the worst CGI" seen in the genre.
“Horror Shark AKA Blood Bite is terrible, but at least it's good to laugh at. It's incredibly hard to take seriously... and that's even excluding the ridiculously bad English dub work.” Letterboxd · 7 months ago
: Beyond the central "smart shark in a lab" premise, specific sequences—like a shark throwing a victim through a glass window to flood a room—are lifted directly from Deep Blue Sea. Community Perspectives