Strong sexual references, sex scenes and nudity.

Strong language.

Throughout the series, the words bastard, bitch, shit, piss, tart, wanker, slag, slut and whore. Religious expletives are also used.

The word "fuck" is rarely used. In season one, a character is seen writing the word on a piece of paper which is clearly visible for a brief moment, and once on a a toilet wall. The word was used twice in season seven.

Although alcohol is banned from prisons, the female prisoners have had it smuggled in. Characters have been seen drinking at times, and have a lot been seen drunk.

Most of the characters smoke cigarettes.