Impossible character Ethan Hunt gamely takes on the burden, ad nauseam, of saving the world, Cruise genuinely thinks he can save cinema. His optimism is touching, if unrealistic. But as hard as he, and we,

Underwater and high in the sky, Tom Cruise's stunts are fantastic, but Cannes we get past the running exposition? A rapturous French premiere says that mission is quite possible.

The film marks the eighth, and possibly final, instalment of the action spy franchise, with other stars of the film expected on the red carpet