Certification
- Argentina:13
- Australia:MA15+ (Season 1, 3, 4)
- Australia:M (Season 2)
- Brazil:18 (season 1)
- Brazil:16 (season 2)
- Canada:18A (Canadian Home Video Rating)
- Canada:14A (Manitoba, DVD rating)
- Canada:18A (Nova Scotia, DVD rating)
- Canada:13+ (Quebec)
- Czechia:15
- Denmark:15 (DVD rating)
- Egypt:18+ (self-applied)
- Finland:K-16 (DVD rating)
- France:Tous publics (DVD rating)
- Germany:12 (Season 1 & 2)
- Germany:16 (Season 3 & 4)
- Hungary:16
- India:18 (self-applied)
- Indonesia:15
- Ireland:15
- Ireland:15 (DVD rating)
- Italy:T (DVD rating)
- Italy:VM14 (TV rating)
- Japan:R18+ (self-applied)
- Mexico:C (self-applied)
- Netherlands:12 (season 1, season 2, TV version)
- Netherlands:16 (season 2)
- New Zealand:R13 (season 1)
- New Zealand:M (season 2)
- Norway:15 (DVD rating)
- Philippines:R-13 (MTRCB, self-applied)
- Poland:15 (DVD rating)
- Portugal:M/12
- Singapore:R21
- Singapore:M18 (season 2)
- South Africa:16
- South Korea:19 (TV rating)
- Spain:18
- Sweden:15 (DVD rating)
- Turkey:16+ (self-applied)
- United Kingdom:15
- United Kingdom:15 (DVD rating)
- United States:TV-MA
- Ukraine:16
- United Arab Emirates:18+ (self-applied)