Certification
- Argentina:18
- Australia:R
- Brazil:18
- Canada:R
- Canada:16+ (Quebec)
- Chile:18
- Finland:K-18 (2004, DVD rating)
- Finland:K-15 (1973, cinema release)
- France:16
- Germany:16 (re-rating)
- Hong Kong:III
- Ireland:18
- Italy:VM18 (original rating)
- Italy:VM14 (1988, re-rating)
- Mexico:C
- Netherlands:16
- New Zealand:R18
- New Zealand:R16 (2002, re-rating)
- Norway:15 (2006, DVD rating)
- Norway:18 (1972, cinema rating)
- Poland:16 (TV rating)
- Portugal:M/16
- Romania:I.M.-18
- Russia:18+
- Spain:18
- Sweden:15
- Taiwan:R-18 (2017)
- United Kingdom:15
- United Kingdom:X (original rating, cut)
- United Kingdom:15 (2001, re-rating, uncut version)
- United States:TV-MA
- United States:NC-17 (certificate #30964)
- United States:X (original rating)
- West Germany:18 (f)