VENICE, Italy — “The Room Next Door,” Pedro Almodóvar’s English-language debut starring Julianne Moore and Tilda Swinton, topped the Venice Film Festival and was awarded its Golden Lion award Saturday.

Nicole Kidman was awarded the best actress prize, for her raw and exposing portrayal of a CEO embroiled in an affair with an intern in “Babygirl,” but missed the ceremony due to the death of her mother.

“I arrived in Venice and found out shortly after that my beautiful, brave…