The following weapons were used in the film The Gunman:
Handguns
Glock 18C
Jim Terrier (Sean Penn) arms himself with a 2nd generation Glock 18 which is part of a supply drop in a safe hotel where he stays in Barcelona. He is seen using both regular and extended magazines, and makes use of semi-automatic and automatic fire.
Glock 18 with extended magazine - 9x19mm
Jim unwraps the disassembled Glock.
He also unwraps an assortment of standard and extended magazines and boxes of ammunition, as well as a framelock knife, all used throughout the film.
Jim loads a magazine with 9mm rounds.
Jim works the slide on his newly assembled Glock.
Jim exchanges a standard magazine for an extended one.
Jim searches a wine cellar with his Glock at the ready. The fire selector and 2nd generation frame are clearly visible in this shot.
Jim gestures with his gun, giving us a better view of the compensator cuts.
Jim aims the Glock. The compensator cuts that differentiate the Glock 18C from the standard Glock 18 are visible here.
Jim fires his Glock on full auto, eyes closed.
Again Jim fires his Glock with his eyes closed.
Jim attempts to load an extended magazine during a fight but is promptly disarmed.
Jim aims the Glock during the climax.
Submachine Guns
Brügger & Thomet APC9
The Brügger & Thomet APC9 is used by Jim Terrier (Sean Penn), relieved from an operator during the firefight at the country estate.
Brügger & Thomet APC9 - 9x19mm
An operator is seen with the APC9 in a shot from the trailer.
The same operator entering a room with his APC9. There appears to be no rear sight mounted, which would make aiming rather difficult.
The operator's APC9 just before Jim takes it up.
Jim engaging two operators with the APC9.
KRISS Vector
Some operatives, including Reiniger (Peter Franzén), are seen armed with the KRISS Vector.
TDI / KRISS USA Vector Blank Fire with EOTech red dot sight - .45 ACP
Two operators with KRISS Vectors advance on the country estate.
Reiniger clears a room, wielding the KRISS Vector.
An operative firing the KRISS Vector.
Reiniger does a mag change.
Reiniger with the KRISS Vector.
An operative with the KRISS Vector.
Rifles & Carbines
FN SCAR
When they come for 'the white man' they use the FN SCAR
M4A1
Martin and some operatives are armed with the M4A1 carbine.
Colt M4A1 Carbine with M68 Aimpoint reflex optic and Knight's Armament RAS railed handguard and vertical forward grip - 5.56x45mm
PGM Ultima Ratio
Martin is seen using a PGM Ultima Ratio.
PGM Ultima Ratio Intervention with Leupold Mark 4 scope - 7.62x51mm NATO