A man and woman have sex in a shower. She is in her bra.

A few more times where a man and woman are seen hugging and/or kissing.

A blurry shot of a man's penis is temporarily shown as he stands up in his cell.

A woman is punched in the face and falls on the floor.

Another woman has a large wound on her leg. She stabs it with scissors and a lot of blood squirts out.

Another man has a tentacle-like thing come out of his mouth. This thing then kills a fellow patient. Lots of blood.

A man is shot in the stomach.

In a gun fight, a few people are shot and killed.

Quite a lot of swearing, mostly the "f" word.

Some talk about drinking and alcoholism.

A man and woman drink some vodka together.

There are several scenes where surgery is performed. Not exactly "frightening", but those squeamish around blood might find them slightly disturbing.