There's no sex or nudity in this film

henry asks mark if he likes his "sweet little sister"

A child grabs a chair and breaks through a window as he gets out.

A kid shoots a dog with a nail gun, killing it (unseen, but heard whining in pain).

A kid drops a dummy into traffic, causing a huge crash. Lots of cars are seen crashing.

A kid is shown deliberately pushing his sister onto thin ice. She falls through and then he attempts to drown her. Although, she is saved.

A boy tries to stab another. He is then grabbed and restrained.

A woman slaps a child.

The f-word is used once. A few uses of milder terms and a couple s words.

A boy is seen smoking (then passing the cigarette on). Casual drinking is seen

While the content in the film is disturbing it should also be noted that the content is also very tame by today's standards.

The fact that a kid commits violent acts is very disturbing.

When we hear a child has been murdered and a boy confesses to it.