Killing Season (previously titled Shrapnel) is a 2013 action film written by Evan Daugherty and directed by Mark Steven Johnson for Millennium Films, as the first on-screen pairing of actors John Travolta and Robert De Niro. The film pertains to a personal fight between an American war veteran and a former Serb soldier.
Daugherty's script caught the attention of producers after winning the 2008 Script Pipeline Screenwriting Competition. Upon release the film received negative reviews from critics and as of August 2013 has a rating of 11% on Rotten Tomatoes.