Leonardo DiCaprio said his 'biggest regret' in his career was turning down Mark Wahlberg's role in 'Boogie Nights,' which he called 'a masterpiece'

Leonardo DiCaprio is one of the last great movie stars, but even he feels like he has some missed career opportunities. In an interview for Esquire's cover story, DiCaprio shares that he regrets not accepting the offer to star in a massively popular 1997 film.