When you think of British sci-fi movies, what comes to mind? For many, it will be directors like Ridley Scott and Alex Garland being exemplary of UK filmmakers who have put a stamp on the genre with films like Alien and Ex Machina. However, outside the heavy hitters and big titles, British sci-fi movies largely go underappreciated; relegated to cult status, or completely ignored in America.

These 10 movies don't get nearly enough attention for their approach to sci-fi, whether it be innovative techniques, a clever approach to the genre, or being so over-the-top they had problems finding an audience. To celebrate the stand-out sci-fi movies, we will blast off and jump between these gems that present some of the best British sci-fi seldom seen but loved by a core audience.

1. Triangle (2009)
2. The Boys from Brazil (1978)
3. Sunshine (2007)
4. Journey to the Other Side of the Sun (1969)
5. Morons From Outer Space (1985)
6. Frequencies (2013)
7. Phase IV (1974)
8. Unearthly Stranger (1963)
9. Under the Skin (2014)
10. Xtro (1982)