Person of Interest - Season 3Person of Interest - Season 3 - Internet Movie Firearms Database - Guns in Movies, TV and Video GamesPerson of Interest - Season 3
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The SIG-Sauer P239 is dual-wielded by Samantha Shaw (Sarah Shahi) along with her USP compact in Season 2's finale is also seen in Season 3's premiere "Liberty" (S3E01).
Beretta 92FS
A Beretta 92FS is pulled by one of Maksim's men in "Liberty" (S3E01). A corrupt Force Recon commando has one tucked at the back of his pants in the same episode.
Beretta Px4 Storm
RIP (Max Martini), a corrupt Force Recon commando, carries a Beretta Px4 Storm as his main sidearm in Season 3's premiere "Liberty" (S3E01).
Glock 17
A cartel gunman uses a Glock 17 in "Liberty" (S3E01). Maksim (Roman Roytberg) uses a Glock 17 in the same episode. Root (Amy Acker) uses one near the end of "Lady Killer" (S3E03), taken from the holster of a downed psychiatric hospital guard. Hersh (Boris McGiver) uses one as his main sidearm in the season.
Glock 19
The Glock 19 is the sidearm carried by NYPD Officer Joss Carter (Taraji P. Henson) and Detective Lionel Fusco (Kevin Chapman). It's also used as the main sidearm for most NYPD officers.
Glock 26
The Glock 26 is used by NYPD Officer Joss Carter as her backup sidearm when off-duty in the season.
Heckler & Koch P30
In "Nothing to Hide" (S3E02), what appears to be a Heckler & Koch P30 is used by Peter Collier (Leslie Odom, Jr.) to assassinate Wayne Kruger.
Heckler & Koch USP Compact
Samantha Shaw (Sarah Shahi) uses a Heckler & Koch USP Compact fitted with a LAM module as her main sidearm from the second season, first seen in "Liberty" (S3E01).
IWI Jericho 941
Samantha Shaw takes an IWI Jericho 941 after losing her HK USP Compact when she was taken captive by armed kidnappers in "Razgovor" (S3E05).
M1911A1
An M1911A1 is also seen on a table in "Nothing to Hide" (S3E02).
Beretta Nano
In "Lady Killer" (S3E03), Samatha Shaw (Sarah Shahi) pulls out a Beretta Nano fitted with a small laser to compare with the Glock 26 used by Carter. Carter explicitly refers to the pistol as a "Nano" in the episode.
A Ruger SR9C with a black nitride finish is also placed on a yacht's glass table by Reese near the end of "Reasonable Doubt" (S3E04).
Taser
Root uses a taser pistol to take down a sleeping Shaw at the end of "Razgovor" (S3E05).
Walther PPQ
A Walther PPQ is used by Wayne Kruger (David Alan Basche) and Stu Sommers (Gary Basaraba) throughout "Nothing to Hide" (S3E02).
Walther P99
In some scenes, Root's Glock 17 becomes a Walther P99 in "Lady Killer" (S3E03).
SIG-Sauer GSR
Carter uses a nickel-plated SIG-Sauer GSR in "Razgovor" (S3E5).
Submachine Guns
Heckler & Koch MP5K-PDW
The Heckler & Koch MP5K-PDW is seen used by cartel gunmen in Season 3's premiere "Liberty" (S3E01). A few corrupt Force Recon commandos are armed with MP5K-PDWs with the stock removed in the same episode.
Special Weapons MP-10
A corrupt Force Recon commando uses a Special Weapons MP-10 in "Liberty" (S3E01) during a showdown.
Assault Rifles
Colt Law Enforcement Carbine
The Colt Law Enforcement Carbine is the main weapon used by the NYPD's Emergency Service Unit throughout this season.
Shotguns
Sawed off Shotgun
A Sawed off shotgun is used by Jerry (Robert C. Kirk), the bartender to gun down Carter before she shoot hims near the end of "Razgovor" (S3E05).
A corrupt US Marine Force Recon commando uses a Kel-Tec RFB Carbine with a Trijicon AccuPoint 5-20x50 riflescope and a Harris LM-S bipod as a short-distance sniper rifle in "Liberty" (S3E01) before Shaw disarms him of the rifle and uses it to take down armed Russian mobsters. She uses the rifle in other episodes.