You can slip on the red carpet, too. A reminder comes from Kim Novak, who today receives the Golden Lion for Lifetime Achievement: she once embodied stardom, only to later return it to sender by walking away from Hollywood. Hers was an unusual, interrupted career, one that marked the transition to a new kind of celebrity – less ethereal and more grounded, born of a cinema less tied to the Olympus of the Studios and more attuned to media spectacle. Novak’s ‘vertiginous’ life, explored in Alexandre O. Philippe’s essay film Kim Novak’s Vertigo (Out of Competition), now passes the torch to the stars of today’s Hollywood – children of franchises and platforms, bearers of audiences...