Okay these are just a few that I can think of off the top of my head, it’s not a very impressive list but i’m getting there

• Too ugly for love (medical/mental disorder)
• Infamy (street art)
• Beautiful losers (street art)
• Exit through the gift shop (street art / art world)
• Food works (food industry)
• Chopper unchopped (crime)
• Bowling for Columbine (crime in society)
• Ben: Diary of a heroine addict (drugs)
• Dark days (homelessness / society)
• Madeleine was here (crime / biography ? )
• The columbine cause (crime and society)
• School boys to solders (?)
• Kill me if you can (crime and technology)
• Madness in the fast lane (suicide)
• Children of Beslan (terrorism)
• Catfish (internet relationships / friendships)
• Deborah 13: Servant of God (religion)
• Full of Life (Award winning documentary: children / education / life and death)
• Child Trafficking in Cambodia (self expl.)

Feel free to ask me for any links or to give you a short low down on the above!