Of the 162,000 people who participated, more than one third voted for Star Wars. The seminal space epic beat out Titanic, Gone With the Wind, Casablanca and It's a Wonderful Life, which rounded out the top five.
In addition to Star Wars, the Brits propelled 11 other space fiction films into the top 100. They were:
ET: The Extraterrestrial (11th)
Independence Day (24th)
Star Wars: The Empire Strikes Back (27th)
Star Wars: Return of the Jedi (29th)
2001: A Space Odyssey (34th)
Aliens (38th)
Men in Black (52nd)
Alien (59th)
Close Encounters of the Third Kind (60th)
Armageddon (62nd)
The Fifth Element (80th)
[In case you're wondering why the latest episode, Star Wars: The Phantom Menace, didn't make the list, it won't be released in the U.K. until July 17.]