A new trailer for Jake Gyllenhaal's Nightcrawler has been released - watch it here.

The film follows Louis Bloom (Gyllenhaal), an ambitious young man who is drawn into the underground world of freelance crime journalism in Los Angeles.

The crime-thriller was written and directed by Dan Gilroy (The Bourne Legacy) and also stars Bill Paxton and Rene Russo.

Gyllenhaal reportedly lost 20lbs for the role.

Nightcrawler is out in cinemas this November.