Why is Zathura rated PG?
Official MPAA Rating: Zathura is rated PG for for fantasy actions and perils, and some language.
Although the film steers clear of any sexual depictions or drug use, Dad and Lisa have a brief discussion about sexual activity before he heads to the office. Left to baby-sit, Lisa’s patience with the boys’ constant bickering begins to wear thin especially when Walter scares his brother by locking him in a tight, dark space. Once in space, the house is bombarded with meteorites and firebombed by aliens while the boys try and play their way back home.