In the aftermath of an attack on a scientific facility, we see a number of dead bodies. There is blood splattered on walls and what appears to be severed limbs, protruding bones, and intestines, although it is somewhat dark and not entirely clear.
A man is killed by what appears to be some kind of a monster that sneaks up behind him. We don't see him die but hear his screams echoing down the tunnels. We later see the man's body covered in blood.
A man is shot to death in a small air duct. We see his body riddled with bullets and blood sprays and drips from the holes in the vent.
We hear a group of soldiers engaged in a firefight with some security guards. A man is shot (no blood).
A man, trying to get out of a tunnel gets his arm cut off by a fan blade. We see blood spurt and the bloody stump.
A giant aggressive gorilla chases a man. The man blows up the tunnel he is in to save his fellow soldiers so that the gorilla will not get to them.
We see in a flashback a woman being drowned.
A woman is shot in the head. We see blood pouring from the wound and pieces of brain matter on the ground behind her.
A man shoots himself in the head. Blood sprays.
A man uses hallucinations to try and get a soldier to shoot his fellow soldier. The second soldier shoots the man before he goes through with it.
A pile of dead soldiers is found. We see blood and brain matter on the ground and walls. We hear that they turned on each other.
A woman hallucinates that she is being attacked by a dog. In attempt to kill the dog she accidentally stabs herself in the neck and dies.
A man and a woman get in a fight with a scalpel. The woman stabs the man in the arm with it.
A telepathic woman forces a man to kill himself with a motorized surgical saw. He puts the saw to his temple right above his eye and cuts until he finally dies. We see it happening from somewhat far away, but it is still quite bloody. This is arguably one of the most disturbing deaths in the film.
A man hallucinates that he is burning to death in a fire. We see his face with burns on it and blood pours from his head and sizzles in the tunnel. The scene ends when the man shoots himself in the head. We see blood and brain matter. This scene is also fairly disturbing.
A woman shoots another woman.
A woman uses her telepathic ability to make a man's head explode. Blood and brain matter spray everywhere.
A scene of torture is seen in a flashback.
A man pulls a pin on a grenade and kills himself with it. We see his body blow apart for a brief second and blood sprays.