Who portrayed Jack Dawson in the movie Titanic?

Leonardo DiCaprio

In "Game of Thrones," which character is known as the Mother of Dragons? Which animal gives us milk used to make cheese and yogurt? Fondue originally comes from which European country? Who founded the Bank of America originally known as the Bank of Italy in the early 20th century? In Chrono Trigger, who is the frog-like knight character seeking revenge against Magus?