People are briefly seen in fetish gear in a brothel.

Two characters talk about sperm and eggs while discussing medical science.

A man and a woman have sex while someone watches them through a camera. No nudity, some thrusting/moaning.

A man's jaw is crushed by a xenomorph bite, with graphic detail.

An unknown species of aliens drain human blood via bites to the neck.

A bisected cat has an alien rip itself out of its eye socket and attempt to go into a character's head.

A man who is torn in half crawls around while mumbling incoherently. Heavy blood and guts.

A tiny alien tears out a sheep's eye and crawls in the socket while the eye falls out and splats on the ground.

A man unknowingly ingests small life forms that eventually cause him to vomit blood.

Several medical operation scenes show open wounds and organs, sometimes with parasites crawling.

A man lets another person get eaten by an alien locking them in with one.

Fuck and shit are used alongside lesser profanity.

There is constant threat of death and violence which could upset sensitive younger viewers.