Posted 1 minute agoSubscribe to Screen Time NewsletterCaret DownLeonardo DiCaprio Just Revealed His "Biggest Regret," And It's Not Starring In This Iconic '90s MovieDiCaprio had to turn down the film to shoot another movie you might know: Titanic.by Marco MargaritoffHuffPost WriterFacebookPinterestLink Oscar-winning actor Leonardo DiCaprio appears to have it all - including some regrets.