Titanic is a 1997 American epic romance-disaster film directed, written, co-produced and co-edited by James Cameron. A fictionalized account of the sinking of the RMS Titanic, it stars Leonardo DiCaprio and Kate Winslet as members of different social classes who fall in love aboard the ship during its ill-fated maiden voyage.

What was the name of the boat in the movie titanic? Okie... think carefully first, then make a decision:
To answer this question, we should know that: A fictionalized account of the sinking of the RMS Titanic, it stars Leonardo DiCaprio and Kate Winslet as members of different social classes who fall in love aboard the ship during its ill-fated maiden voyage. So, the answer is the RMS Titanic.