Wilfrid gives Marek / Slimane (Roschdy Zem) a Beretta 92F when asking him to steal the Audi RS4. However, the movie being recorded in France, it could be a PAMAS G1. A thug is also seen using one at the gas station ambush.
Glock 17
At the climax of the movie, Gladys (Catalina Denis) saves Marek / Slimane from being killed by N'Diaye, shooting him with a Glock 17 3rd Generation pistol. Several Glocks are also seen holstered throughout the movie.
Jericho 941
Before the gas station ambush, a thug is seen holding a Jericho 941 pistol.
Wilfrid's guards are seen armed with Franchi SPAS-12 semi-auto/pump-action shotguns.
Submachine Guns
IMI Mini-Uzi
When unloading the drug boat at Málaga, Gladys is seen with a Mini Uzi submachine gun.
Heckler & Koch MP5A5
When Marek / Slimane is woken up to simulate an underwater situation, R.A.I.D instructors shoot near him with Heckler & Koch MP5A5 submachine guns. Considering there's too much risk of killing a recruit, the instructors might be using blank rounds, enough to scare the recruit.
Assault Rifles
AK-47
When unloading the drug boat on the Málaga beach, a thug is seen holding an AK-47 rifle. It may be a Norinco Type-56, however they remain rare in French movies productions.
M4/M4A1 Carbine
When unloading the drug boat on the Málaga beach, Méco is seen with a M4A1 Carbine. A thug also wields one.
Note that Méco's M4A1 is fitted with a 3rd gen collapsible stock, and the thug's M4A1 is fitted with a 4th gen one. (See screenshot for more information)
FN FAL
The thug that was previously holding a M4A1 Carbine at Málaga is seen with what looks like a FN FAL at Wilfrid's mansion.
IMI Galil SAR
Bris (Jérôme Daran) is seen using a IMI Galil Sar (13 inch barrel) with stock folded and wooden handguard, after being told that Marek / Slimane is a cop. He uses it to shoot fake customs workers, which are disguised police members.
Heckler & Koch G36C
When the National Police is seeing preparing for the final gunfight, we can see a Heckler & Koch G36C in the hands of a RAID officer.
Heckler & Koch G36K
At the end of the movie, a helicopter gunman is seen holding a Heckler & Koch G36K fitted with an Eotech sight and a brass catcher (which was previously mistakenly took for a beta C mag due to its shape).
Heckler & Koch HK53
Before the final gunfight,a Heckler & Koch HK53 rifle is seen next to a fake custom worker (which is a disguised policeman).