Three sex scenes with varying levels of nudity.

Rats nibble off half a man's buttocks; his bare behind is seen covered in blood as he runs.

Several gory after views of corpses that have been gnawed by rats. Corpses are shown with their faces eaten off.

A man gets his arm ripped off by a rat.

An exterminator attacks a rat with a flame thrower.

People find a mauled torso in the sewers with the head and arms removed.

People bleed after being bitten by rats.

Severed limbs are seen floating in a pool.

A man falls to his death.

One man punches another.

A horde of rats are shot.

Some cursing, including use of the f-word.

A dying man is given a cigarette.

Aside from the scenes described under violence, there is a scene where a man melts to death. Also, experiments are done on dogs leaving them with burned skin. A man has to watch his best friend bleed to death and it's a very upsetting scene. He also sees his pet rat mutate and die. A little boy curses violently and incessantly, which is kind of disturbing.