A not-to-be-missed event for cinema professionals, lovers of the seventh art and those wanting to see and be seen, is underway—here is how to get the most out of Cannes.

The event is packed with high-profile English-language movies, including the new “Mission: Impossible” and a Jennifer Lawrence-Robert Pattinson drama.

The Cannes Film Festival opens on Tuesday, with stars of world cinema from Juliette Binoche to Tom Cruise expected on the red carpet. Glitz and glamour aside, this year's event highlights the