"He was a great lifelong friend and collaborator with, above all, a true love for movies," longtime collaborator Francis Ford Coppola said in tribute. "He was a unique talent and will certainly be missed."

'The Art of Moviemaking: The Godfather' exhibition is currently open to the public.

New additions look at the life of Arnold Schwarzenegger, the work of Ruth E. Carter and more.

To celebrate the 50th anniversary of 'The Godfather,' A.frame caught up with Duvall to hear about a few of his memories of working on Francis Ford Coppola’s masterpiece. 

Since its release in 1972, 'The Godfather' has remained atop many all-time favorites lists, with a profound impact not only on Hollywood, but on popular culture around the world.

'The Godfather' will make its welcome return to theaters beginning Feb. 25.