Scott Adkins was offered the role of Pfc. Devereaux but could not sign for it due to other commitments. He was replaced by Razvan Oprea.
By an odd coincidence, the scenes in which PFCs Zanger and Pazzini plant and detonate a number of package bombs around the neighborhood to distract the insurgents from the US Embassy was filmed on 07 July 2005, the date of the terrorist bombings in London, with the SFX explosions taking place almost to the exact hour of those in the UK. The largely British crew of the film learned of the attacks shortly after during their lunch break, and filming was suspended for the remainder of the day.
To cover up Van Damme's Belgian accent while playing as USN Cmdr. Samuel 'Sam' Keenan it is said that he grew up in Vietnam to French parents.