Certification
- Argentina:18
- Australia:MA15+
- Brazil:16 (self-applied)
- Canada:18A (Manitoba)
- Canada:16+ (Quebec, season 1)
- Canada:13+ (Quebec, season 2)
- Denmark:15 (DVD rating)
- Finland:K-16 (DVD rating)
- France:10
- Germany:16
- India:16+ (self-applied)
- Italy:VM14
- Mexico:PG-13 (self-applied)
- Netherlands:16
- New Zealand:R16 (DVD rating)
- New Zealand:M (season 3)
- Norway:15 (DVD rating)
- Philippines:18+ (self-applied)
- Poland:16 (self-applied)
- Singapore:R21
- South Korea:18
- Spain:18
- Sweden:15 (DVD rating)
- United Kingdom:15
- United States:TV-MA