We see a bloody aftermath of a suicide. The victim has slashed his wrists with a knife, and there is blood all over the body, the knife, and the walls of the room. Several flashbacks to this scene are shown throughout the film.
We see the aftermath of a shark attack; we see the extremely gory wounds of the victims who have had large chunks torn from their sides, and there is blood splattered all over the beach, and blood in the water.
A few people are shot several times and killed; blood splatters onto the face of a nearby witness, and we see bloody bullet wounds.
In a video game style fantasy sequence, a man imagines himself shooting and killing several people; no blood.
A man has a tooth forcibly removed; we briefly see the bloody tooth.
A man kills an attacking shark by slicing open its belly, and we see lots of blood in the water.
Lots of threatening with guns, and shots fired with nobody hurt.
A woman gets shot.