Listmania!
Favourite Sci-Fi + Fantasy
V for Vendetta [2006]V for Vendetta [2006]
Buy new: £3.82 / Used from: £1.99
Who is the mysterious V...
Equilibrium [2003]Equilibrium [2003]
Buy new: £3.98 / Used from: £2.50
Owes a lot to 1984 but really enjoyable film.
Children of Men [2007]Children of Men [2007]
Buy new: £7.67 / Used from: £0.88
Scarily believable portrayal of the not too distant future.
Firefly - The Complete Series [2003]Firefly - The Complete Series [2003]
Buy new: £17.97 / Used from: £16.95
Fantastic 'space western' from Joss Whedon.
Serenity [2005]Serenity [2005]
Buy new: £2.49 / Used from: £1.69
Film follow-up to Firefly (not sure if it'd be so good if you're not a fan of the show).
Dark Angel: Complete Season 1 [2001]Dark Angel: Complete Season 1 [2001]
Buy new: £17.99 / Used from: £9.89
Starring the gorgeous Jessica Alba (and him from NCIS). Can also recommend season 2 (though not quite as good).
Donnie Darko [2002]Donnie Darko [2002]
Buy new: £1.00 / Used from: £0.01
If you don't own it, buy it! It's cheap AND a great film.
The Day After Tomorrow - Single Disc Edition [2004]The Day After Tomorrow - Single Disc Edition [2004]
Buy new: £1.00 / Used from: £0.01
Can't beat a good natural disaster movie.
Hex - Season 1Hex - Season 1
Buy new: £8.85 / Used from: £6.95
British witches and fallen angels. You'll be gripped and in love with Azazeal by the end of season 1.
The Butterfly Effect - Director's Cut [2004]The Butterfly Effect - Director's Cut [2004]
Buy used from: £2.84
Tackles some serious material as well as the 'butterfly effect' from time travel.
Batman Begins - 1 Disc Edition [2005]Batman Begins - 1 Disc Edition [2005]
Buy new: £6.48 / Used from: £3.99
By far the best Batman film.
Pan's Labyrinth (2 Disc Set) [2006]Pan's Labyrinth (2 Disc Set) [2006]
Buy new: £7.98 / Used from: £4.50
Mythology and the Spanish Civil War (think of Goya's art) are combined in this visually stunning film. The monsters are not who you think...
Sin City [2005]Sin City [2005]
Buy new: £4.98 / Used from: £2.49
Like stepping into a comic book.
Spider-Man [2002]Spider-Man [2002]
Buy new: £1.00 / Used from: £0.65
Essentially a love story, but with a bit of mutation to keep the guys happy! :)
Angel - Season 5 (New Edition)Angel - Season 5 (New Edition)
Buy new: £18.98 / Used from: £11.00
Although I miss Cordelia, this is my favourite season. Highlights are the puppet episode and the finale.
Buffy the Vampire Slayer Season 6 (New Edition) [2001]Buffy the Vampire Slayer Season 6 (New Edition) [2001]
Buy new: £17.55 / Used from: £12.99
Buffy takes on the trio. We get to see a lot more of Spike too!
Alias Seasons 1-4 - Limited Edition Box Set (Exclusive to Amazon.co.uk)  Alias Seasons 1-4 - Limited Edition Box Set (Exclusive to Amazon.co.uk)  
Buy new: £83.99 / Used from: £50.00
Before there was Lost there was Alias. It does start to drag out by season 4 (though the ending will make you watch at least the start of season 5!).
Underworld [2003]Underworld [2003]
Buy new: £4.98 / Used from: £1.44
Vampires, werewolves and Kate Beckinsale in leather.
The 4400 - Series 1 - Complete [2004]The 4400 - Series 1 - Complete [2004]
Buy new: £9.98 / Used from: £5.89
First watched this when I had no idea what it was about and thought it was brilliant. Further seasons aren't so good but worth watching.
Red Dwarf: Just The Shows (Vol. 1) (Series 1-4) [1988]Red Dwarf: Just The Shows (Vol. 1) (Series 1-4) [1988]
Buy new: £27.91 / Used from: £20.00
The only comedy sci-fi that matters!
Red Dwarf - Just The Shows : Complete BBC Series 5-8 (6 Disc Box Set)Red Dwarf - Just The Shows : Complete BBC Series 5-8 (6 Disc Box Set)
Buy new: £24.98 / Used from: £21.99
Mr Flibble will be very cross if you don't watch this...