Son of a Gun is a 2014 crime thriller written and directed by Julius Avery (Overlord). Brenton Thwaites stars as JR, a young criminal who falls under the sway of notorious armed robber Brendon Lynch (Ewan McGregor) while serving a short stint in prison. JR later breaks Lynch out of prison, and joins him for a gold heist orchestrated by crime lord Sam (Jacek Koman). As JR becomes more involved with Lynch's gang, he becomes torn between his loyalty to Lynch and his attraction to Sam's girlfriend Tasha (Alicia Vikander).
The following weapons were used in the film Son of a Gun:
JR (Brenton Thwaites) finds a Tanfoglio Stock III pistol in Lynch's suitcase. The pistol is later extensively used by Lynch and JR throughout the film.
Beretta 92FS Inox
The Beretta 92FS Inox is used by Sam Lennox (Jacek Koman). A henchman also uses a Beretta when confronting Lynch.
Glock 17
Glock 17 pistols are used by Western Australia Police officers and security guards.
Glock 17 (Full Auto Conversion)
A Russian mobster uses a Glock 17 converted to full automatic with an extended magazine during a shootout.
Prison guards use Remington 870 shotguns while atttempting to prevent Lynch's prison break. WA police officers also use Remington 870s with target sights during the gold heist.
Remington 870 Folding Stock
Police officers confronting Lynch and JR at the gold mine wield Remington 870s with rifle sights and SureFire forends.
Remington 870 (Sawn-Off)
Sterlo (Matt Nable) uses a Remington 870 with a sawn-off barrel and stock during the gold mine heist.
JR acquires a M4A1 Carbine with a number of accessories including an ACOG sight, foregrip and Ace SOCOM stock from Wilson. JR and Lynch use the M4A1 throughout the film, most notably during the gold heist. Tactical Response Group (TRG) officers from the Western Australia Police also use M4A1s.
F-88A1C Austeyr
Wilson uses a F-88A1C Austeyr carbine while testing weaponry with JR.