Killing Season Review! Its Robert Deniro Vs. John Travolta in the movie Killing Season where two ex military men on opposite sides of the conflict in Bosnia back in 1995 cross paths again when one of them wants to settle an old score. Basically Travolta is a crazy Serbian guy who wants to hunt the reclusive Deniro and the two go at it for an hour and a half! Did you see Killing Season? What did you think? Comment Below!