Actor Hayley Atwell says starring in two back-to-back "Mission: Impossible" films gave her a firsthand experience of the unparalleled work ethic embodied by the franchise's lead star, Tom Cruise.

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.