L.A. Confidential

Director: Curtis Hanson
 
IMDB: http://www.imdb.com/title/tt0119488

Review: Gripping story with beautiful cinematography and a strong cast.

Watch it if: You want a good noir thriller.

And if you liked: The Black Dahlia, Miller's Crossing, Good Night, and Good Luck.

Check this out: L.A. Confidential