Why you can trust GamesRadar+ Our experts review games, movies and tech over countless hours, so you can choose the best for you. Find out more about our reviews policy.

When an unnamed apocalypse strikes, the residents of Lauren German’s tower block take refuge in janitor Michael Biehn’s basement bomb shelter.

Problem is, he’s crazy, and soon everyone else is too – shaving their heads, attacking each other and generally turning a bit Mad Max 2 .

Mixing vague sci-fi with hardcore horror, beautiful cinematography with ugly nihilism, Xavier Gens’ ( Frontier(s) ) impressively grim film has points to make about post-9/11 militarism, but you get the sense that humanity disgusts him so much he’d rather leave his characters to the roaches.