In the opening sequence of David Lynch’s 1984 Dune adaptation, Princess Irulan (Virginia Madsen) explains the importance of the spice, and why it is the most precious substance in the universe.

Now that " Dune: Part Two " has completed Denis Villeneuve's spice odyssey in box-office smashing style (until the director gets round to making " Dune: Messiah ", at least), it's more obvious ...

The late surrealist director David Lynch 's 1984 adaptation of Frank Herbert's beloved sci-fi novel, Dune, remains one of the most infamous blockbuster flops in Hollywood history.

The Fremen are surrounded by spice in the desert of Arrakis, and so their eyes are blue. "Those are called the eyes of Ibad," Leo Wiggins, co-host of the "Dune" podcast "Gom Jabbar," tells TODAY.com.

In the opening sequence of David Lynch’s 1984 Dune adaptation, Princess Irulan (Virginia Madsen) explains the importance of the spice, and why it is the most precious substance in the universe.