Dana is often referred to as the Virgin. It is a reference to who she would be in a generic horror movie

Breasts are seen in one part. but only for about 2 seconds.

Scene involving implied cunnilingus and moaning.

The "jock" and the "blonde" are briefly having sex in the woods brief nudity is visible.

A woman is shown wearing a shirt and underwear though a two-way mirror.

A woman is shown taking her blouse off in front of a mirror, revealing her bra. No nudity is shown.

While under the influence of a libido-increasing drug, a young woman dances suggestively wearing shorts. Then, to fulfill a dare, she has to kiss a mounted wolf head. (She is fully clothed.)

There are a few more sexual references in conversation.

A painting is shown of people mutilating a goat. They are stabbing it with knives.

A mutilated zombie corpse lays on the ground. There is a lot of blood.

A team of armed men are killed by an assortment of creatures. This is quite bloody.

The result of the attack is an enormous amount of blood splattered everywhere.

A number of people get killed by creatures.

Many creatures kill people and a huge amount of blood is on the walls and floor.

A man blows himself up to save others. This is bloody.

There are approximately 25 to 30 uses of the f-word. There are also a few other profane words used.

Marty uses a bong as a weapon

A car is shown with smoke coming out of it (most likely from marijuana). The driver uses a bong.

A main character rolls up marijuana cigarettes.

The main characters are shown drinking alcohol and one smokes marijuana.

Two main characters are briefly smoking marijuana.

We see Marty smoking marijuana. This is extremely brief.

Marty is the stereotypical pot head and his "high" moments are meant to be comical.

A group of adults drink alcohol at a party.

In the final scene, two main characters are smoking marijuana.

This film is also a comedy, so the deaths are not supposed to be taken seriously.

There are many jump scares.

There are many frightening creatures shown throughout the movie (Zombies, werewolves, spiders, deformed and mangled humanoids, etc.).

The last 20 minutes are quite frightening.