In the opening scenes, a Cameroonian soldier is seen pointing a gun at Red (James Spader) while yelling in some unspecified language. The language he's speaking here is actually Yoruba, a major Nigerian language.
Lord Baltimore is the name of the Indian tracker in Butch Cassidy and the Sundance Kid.
Diego Klattenhoff (Donald Ressler) and Jason Butler Harner (Walter Gary Martin) also worked together on Game On (2013) as Mike Faber and Paul Franklin respectively.