Carl's escape from Jail is a little violent but it's a short brief scene. Bad guys try to kill kids.
A dog chases a man and tries to bite him.
A teacher threatens to fail a boy from school in a sadistic way.
A principal is covered in green slime and chases a boy, threatening to "get him".
Some creepy scenery, such as a rundown crime house.
A boy is hung from a hook by the belt loop of his jeans.
A man is given a wedgie.
A man mentions that prison is tough and you can't trust anyone.
A man mentions being a fireman who got PTSD after falling into a burning building.