DISTRICT 9

District 9 is a science fiction film directed by Neill Blomkamp and written by the same Blomkamp and Terri Tatchell.
The starring actors: Sharlto Copley, Jason Cope, Eugene Khumbanyiwa, David James, William Allen Young, Louis Minnaar, among other.
Aliens had arrived in Johannesburg and they were looked in concetration camps. The humanity expected the aliens to make some technological advances but they failed. Aliens, finally, returned to their planet.
In my opinion, this film is entertaining and I recommend it for everybody.