Part of the memorable opening scene from "Blade Runner."

Part of the memorable opening scene from "Blade Runner."

The top of the Police Headquarters building in "Blade Runner" was actually the same model that was used for the mothership in "Close Encounters of the Third Kind."

The top of the Police Headquarters building in "Blade Runner" was actually the same model that was used for the mothership in "Close Encounters of the Third Kind."

The flying police cars are some of the most iconic images from the sci-fi classic.

The flying police cars are some of the most iconic images from the sci-fi classic.

Is Rick Deckard a replicant? Harrison Ford played the main character in the film and has less than fond memories of the project.

Is Rick Deckard a replicant ? Harrison Ford played the main character in the film and has less than fond memories of the project.

The original movie post for "Blade Runner."

The original movie post for "Blade Runner."

Packaging for the new DVD "Blade Runner: The Final Cut."

Packaging for the new DVD "Blade Runner : The Final Cut."

Packaging for the four-disc Collector's Edition DVD set for "Blade Runner."

Packaging for the four-disc Collector’s Edition DVD set for "Blade Runner."

The "Deckard's Briefcase" packaging for the five-disc Ultimate Collector's Edition.

The "Deckard’s Briefcase" packaging for the five-disc Ultimate Collector’s Edition.

A look inside Deckard's Briefcase at the contents of the Ultimate Collector's Edition.

A look inside Deckard’s Briefcase at the contents of the Ultimate Collector’s Edition.

Drew Struzan's revised artwork for the "Blade Runner" Director's Cut, which is also used for the "Final Cut" DVD.

Drew Struzan’s revised artwork for the "Blade Runner" Director’s Cut, which is also used for the "Final Cut" DVD.

Director Ridley Scott at Comic-Con 2007 discussing the new "Final Cut" version of the film.

Director Ridley Scott at Comic-Con 2007 discussing the new "Final Cut" version of the film.