The following firearms can be seen in the 2011 remake of Straw Dogs:
Winchester Model 70
A Winchester Model 70 is seen in the hands of David Summer (James Marsden) and Charlie Venner (Alexander Skarsgård) in the trailer.
Pre-1964 Winchester Model 70 - .30-06
Remington Model 870 Field Gun
A Remington Model 870 Field Gun with a ribbed barrel is used by both David and Amy Summers (Kate Bosworth) in a trailer.
Remington 870 Field Gun with raised barrel ribbing and 28" barrel - 12 Gauge.
Amy with the shotgun in a promotional photo
Charlie is seen holding a Mossberg 500 in a promotional picture.
Mossberg 500AT Shotgun - 12 Gauge
Charlie holding the shotgun by his side
Winchester Model 1894
Charlie is also seen with a scoped Winchester Model 1894.
Winchester Model 1894 Saddle Ring Carbine - .30-30.
Charlie with the Winchester
Charlie leads the posse with his Winchester in hand
A Ruger M77 is seen in the hands of Chris (Billy Lush).
Ruger M77 with scope removed - .223 Remington
Billy with his Ruger while he follows Charlie.