Leonardo DiCaprio would ascend to a level of stardom that he has never come down from. It was the year that he starred alongside Kate

Leonardo DiCaprio has admitted that his biggest career "regret" is turning down Boogie Nights. Mark Wahlberg was ultimately cast as adult film star Dirk Diggler, which became his breakout role. DiCaprio previously explained that he had to pass on Boogie Nights because he'd already signed on to star in James Cameron's mega-hit Titanic alongside Kate Winslet.

Leonardo DiCaprio has one big regret about his career. “I’ll say it even though you’re here: My biggest regret is not doing ‘Boogie Nights,'” DiCaprio, 50, told Paul Thomas Anderson, who directed the 1997 epic, during an Esquire interview published Wednesday.