Underrated Movie

Can u tell me a short list of movie that was considered a hidden gem.
Movie that had rating lower than it should be or movie that not really popular but turned out really really good and worth watching

For me :
Detachment (2011)
Enemy (2013)
Kiss Kiss Bang Bang (2005)
Layer Cake (2004)
Dazed and Confused (1993)

Check out my profile. I have selected my top 10 little known movies:

1. Respire (2014)
2. Dead Calm (1989)
3. Flypaper (2011)
4. Walk of Shame (2014)
5. The Rise (2012)
6. Dark Places (2015)
7. The Gift (2015)
8. Hidden (2015)
9. Don't Say a Word (2001)
10. Swimming Pool (2003)

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