None.

People describe the various cruel experiments animals had to endure in Huntingdon Life Sciences.

Several video clips show animals enduring pain and suffering as a result of testing. Some footage is graphic.

An infamous, old footage shows a beagle dog that got brutally abused by a man.

Several people are shown to have been arrested by cops with force during some violent protests. But nothing too violent is shown.

In some old footage, several people from Animal Liberation Front perform sabotage and vandalism at some facilities while rescuing animals.

A man talks abot two letter bombs someone has sent to his home. One of them was packed with needles with HIV infected blood.

There are references to threats, violence and death.

In the infamous footage of a beagle dog that got brutally abused, a man can be heart uttering the F-word.

A hate letter is shown reading: Screw you + your f***ing family.

Chemicals and drugs tested on animals.

This documentary contains some footage of animal cruelty for research, something that can be disturbing for some people.