Leonardo DiCaprio (Credit: Getty Images) When “One Battle After Another” claimed the top prize at the Oscars on Sunday, Leonardo DiCaprio joined a very small club of actors who have had lead roles in three Best Picture winners. In addition to his Oscar-nominated staring role in “One Battle,” DiCaprio was also top-billed in 1997’s “Titanic” and 2006’s “The Departed,” which both scored the Academy’s biggest award.