Farrell is set to portray Drex in the feature with Gibson playing The Pastor.
War Pigs follows ex-soldiers out for revenge against a gang that killed one of their own and stole their drug money.
The Hollywood Reporter brings word that Oscar winner Mel Gibson (Braveheart, Hacksaw Ridge) and Golden Globe winner Colin Farrell (The Lobster, In Bruges) have joined Millennium Films’ WWII action revenge thriller War Pigs, directed by Tommy Wirkola (What Happened to Monday, Hansel & Gretel: Witch Hunters).
His other recent film credits include Daddy’s Home 2, The Expendables 3, The Beaver, and Get the Gringo.