No nudity and/or sex.

A couple of bodies are ripped apart by creatures, shown on screen but not focused on, bad graphics might help fpr those squemish but quite violent.

A man is impaled in the ground by several blades. He coughs up blood and presumably dies offscreen.

A boy is eaten by bat-like creatures offscreen. The characters later find his body, reduced to a bloody skeleton.

The innards of a creature are seen.

Two men get into a fistfight. Several bloody punches.

We see aliens attacking each other. They rip each other apart for several seconds as blue alien blood flies everywhere.

A man stabs an alien with a large blade. Lots of blue blood and alien internals.

Many f-words throughout the movie.

Towards the beginning people are drinking hard liquor.

Bright repetitive flashing lights near start of movie could trigger photosensitive epileptic seizures.

Several claustrophobic situations involving characters being trapped in total darkness while being hunted by alien creatures.

Boy investigating abandoned warehouse.

When people are trapped in the crashed ship with creatures all around, a man has a lit lighter and a flask, and he drinks and spits into the flame and many creatures are seen all around him (may be disturbing to some).

A woman is eaten and dragged away by bat-like creatures. We see her body being ripped in half, about as graphic as the Grendle scene in Beowulf.

A boy is attacked by an alien and dragged up a cliff.