We look ahead to some of the French films making a splash on the Riviera at the 79th Cannes Film Festival, as Manon Kerjean takes us through some of the home-grown talent gracing the red carpet this year. She tells us why opening feature "The Electric Kiss" strikes the right tone with its bittersweet, supernatural elements and how Arthur Harari's "The Unknown" has revisited the body-swap genre with panache.