The following weapons were used in the film Extinction:
Colt King Cobra
Patrick (Matthew Fox) uses a Colt King Cobra near the end of the film when zombies attack the house. He also uses it when he creates a diversion holding a flare leading the zombies away from the house so Jack and his daughter Lu and a woman escape in a truck.
Colt King Cobra - .357 Magnum
Patrick aims his colt at a radio
Patrick fires his Colt during the climactic assault on the house. Note the European proof marks on the barrel.
Taurus Model 689
Jack (Jeffrey Donovan) uses a stainless steel Taurus Model 689 as his personal handgun throughout the movie.
Taurus Model 689, 4" barrel - .357 Magnum.
With the house under siege Jack has his Taurus at the ready.
In the prologue Jack (Jeffrey Donovan) uses a Beretta 92FS that he takes from an infected soldier.
Jack fires the Beretta at an infected.
Patrick (Matthew Fox) uses what appears to be a Black furniture SKS rifle at the beginning of the film while hunting it seems to be equipped with a scope & suppressor.
Russian Simonov Type 45 aka the Russian SKS rifle - 7.62x39mm. The Russian SKS has a milled receiver and a blade bayonet. The rifles were issued with hardwood or laminated stocks. This example has a hardwood stock.
Marlin Model 336
Jack (Jeffrey Donovan) is armed with a Marlin Model 336 in the film.
Marlin Model 336 -30-30 Carbine
Remington Model 700
Patrick (Matthew Fox) uses what appears to be a Remington Model 700 rifle.
Remington 700 SPS - 7.62x51mm
Patrick uses what appears to be a AKS-74 assault rifle in the final battle as the zombies attack the house. This assault rifle has a black Mako fore grip in front of it but he fires it out the window on fully automatic holding onto the magazine instead of the fore grip.
AKS-74 with synthetic furniture - 5.45x39mm
Patrick is shooting his AK at the zombies for some reason he holds it by the magazine instead of the foregrip
Jack uses an M4/M4A1 Carbine assault rifle that he picked up from a dead soldier and uses it to shoot the two zombies attacking his wife in the jeep.
Colt M4A1 Carbine with M68 Aimpoint reflex optic and Knight's Armament RAS railed handguard and vertical forward grip - 5.56x45mm
Jack(Jeffrey Donovan) and Patrick (Matthew Fox) use a Remington 870 12 gauge shotgun with an extended magazine during the final battle when the zombies attack the house.
Remington 870 Police Magnum customized with extended magazine tube - 12 gauge (credit to Predator 20
The shotgun lies at Jacks' feet during a particularly intense moment of the attack
Patrick (Matthew Fox
) readies the shotgun for his endgame manuver