Oscar winner Leonardo DiCaprio admits to director Paul Thomas Anderson that not starring in "Boogie Nights" remains his greatest Hollywood regret.

Leonardo DiCaprio has admitted that his biggest career "regret" is turning down Boogie Nights. During an interview with Paul Thomas Anderson for Esquire, the Oscar-winning actor admitted that he regrets turning down Anderson's 1997 film Boogie Nights due to a scheduling conflict with his smash hit blockbuster Titanic.

Leonardo DiCaprio got interviewed by his “One Battle After Another” director Paul Thomas Anderson for the actor’s latest Esquire magazine cover story and revealed that his biggest career regret is turning down Anderson’s “Boogie Nights” offer nearly 30 years ago.