To read the plot, know the controversy, and the poster visit 

 25 Most Controversial Movies Ever | Photo 25 of 26 | EW.com

1. THE PASSION OF THE CHRIST (2004)
2. A CLOCKWORK ORANGE (1971)
3. FAHRENHEIT 9/11 (2004)
4. DEEP THROAT (1972)
5. JFK (1991)
6. THE LAST TEMPTATION OF CHRIST (1988)
7. THE BIRTH OF A NATION (1915)
8. NATURAL BORN KILLERS (1994)
9. LAST TANGO IN PARIS (1972)
10. BABY DOLL (1956)
11. THE MESSAGE (1977)
12. THE DEER HUNTER (1978)
13. THE DA VINCI CODE (2006)
14. THE WARRIORS (1979)
15. TRIUMPH OF THE WILL (1935)
16. UNITED 93 (2006)
17. FREAKS (1932)
18. I AM CURIOUS (YELLOW) (1969)
19. BASIC INSTINCT (1992)
20. CANNIBAL HOLOCAUST (1985)
21. BONNIE AND CLYDE (1967)
22. DO THE RIGHT THING (1989)
23. KIDS (1995)
24. CALIGULA (1980)
25. ALADDIN (1992)