Certification
- Argentina:Atp
- Australia:PG
- Brazil:Livre
- Canada:PG
- Canada:G (Quebec)
- France:Tous publics
- Germany:6
- Hungary:16 (2 episodes)
- Hungary:12 (TV)
- Ireland:12
- Italy:T
- Netherlands:AL
- New Zealand:PG (season 3)
- Norway:7 (DVD rating)
- Poland:15
- Singapore:PG
- Sweden:7 (DVD rating)
- United Kingdom:12
- United States:TV-PG
- United States:TV-PG (DVD Rating)
- United States:TV-G (original rating)
- United States:TV-14 (some episodes)