Collateral (2004)

Directed by: Michael Mann
Genre: Crime | Drama | Thriller
Starring: Tom Cruise, Jamie Foxx, Jada Pinkett Smith, Mark Ruffalo, Peter Berg
Plot: A cab driver finds himself the hostage of an engaging contract killer as he makes his rounds from hit to hit during one night in LA. He must find a way to save both himself and one last victim.

Max has lived a mundane life as a cab driver for twelve years. The faces have come and gone from his rear-view mirror: people and places he's long since forgotten--until tonight. Vincent is a contract killer. When an off-shore narco-trafficking cartel learns that they're about to be indicted by a federal grand jury, they mount an operation to identify and kill the key witnesses, and the last...

http://www.imdb.com/title/tt0369339/
http://en.wikipedia.org/wiki/Collateral_(film)