The history of the film Blade Runner consists of various subtly different versions or prints of the film.
US theatrical release (1982)• Contains the voiceover narration included because the audience testing indicated that there was some confusion in understanding the film
• Contains the happy ending with Deckard and Rachel flying over mountainous country (pulled from unused shots created for The Shining (1980)
Amazon Video
The Director’s Cut (1992) 
• Removal of the voiceover narration
• Removal of the happy ending
• Addition of a brief dream sequence with the unicorn running in a forest
Amazon Video | DVD
• Removal of the voiceover narration
• Removal of the happy ending
• Addition of a brief dream sequence with the unicorn running in a forest
Amazon Video | DVD
The Final Cut (2007)• Contains the original full-length version of the dream sequence with the unicorn
• definitive version that underwent a restoration with Ridley Scott
• completely restored from the original negative
• scanned at the highest resolution available
• restored and remixed sound
• definitive version that underwent a restoration with Ridley Scott
Amazon Video | Blu-ray | DVD
Other Versions
• Workprint prototype version (1982)
• San Diego Sneak Preview version (1982)
• International theatrical release (1982)
• US broadcast version (1986)
Many other formats and available versions can be found with some investigation on Amazon.com. The more expensive collector sets have these other versions of Blade Runner available to view.
For more information, visit Versions of Blade Runner.
• Workprint prototype version (1982)
• San Diego Sneak Preview version (1982)
• International theatrical release (1982)
• US broadcast version (1986)
Many other formats and available versions can be found with some investigation on Amazon.com. The more expensive collector sets have these other versions of Blade Runner available to view.
For more information, visit Versions of Blade Runner.