One prisoner is implied to be a sex offender.

A strip search of prisoners is performed. No explicit nudity.

A characters buttocks are briefly seen when he is put in solitary.

A man has violent dreams about a former prisoner. The ghost of a former prisoner attacks inmates violently.

A prison guard is maimed with barb wire.

Guards and inmates clash during riots.

A prisoner cuts himself with a razor blade.

A prison guard falls over a balcony, presumably to his death.

A senior prison staff member is choked with a belt.

A man is electrocuted.

Lots of strong language and religious exclamations. One prisoner calls another "brown garbage".

One prisoner is seen smoking.

A prison guard pours whisky into his coffee

The whole film is rather creepy and claustrophobic.

It is implied in one scene that a prisoner may be a sex offender. Very creepy scene.