It’s Springtime for Hitler, again.

It’s no mean feat to make a comedy about a boy who admires Adolf Hitler and give it bite and charm, but Taika Waititi does just this with this prickly but endearing spoof of nazism, very loosely based on Christine Leunens’s book Caging Skies.

The biggest joke may be that Waititi, a New Zealander who is a Maori Jew, of all things, plays Adolf himself, as he appears as a friendly…