After The Rocky Horror Picture Show Richard O'Brien made Shock Treatment - describing it as 'not a prequel, not a sequel but an equal'. Very few people have seen this wild musical satire of reality TV - made before there such a thing existed. For my money it's the perfect cult movie.
Hear Mark Kermode review the week's new films every Friday from 2pm on BBC Radio 5 live. Kermode & Mayo's Film Review is also available as a free podcast to download and keep.
