But the world's leading film festival can transform careers – something no one knows that better than actors Berenice Bejo and Tahar Rahim, stars of director Asghar Farhadi's festival entry "The Past."
Bejo shimmered on-screen in Cannes two years ago in "The Artist," her director husband Michel Hazanavicius' vivacious silent homage to Hollywood's Golden Age. It went on to win five Academy Awards, including best picture.
Rahim was the breakout star of the 2009 festival in Jacques Audiard's poetic and brutal prison drama "A Prophet," as a youth growing to manhood behind bars.
Cannes exposure helped boost both performers onto the international stage. While once most European actors could choose between stay at home and playing Hollywood villains,