The following weapons were used in the television series Harper's Island:
Beretta 92FS Inox
There is only one of these pistols in the series but it is seen in many scenes. Uncle Marty (Harry Hamlin) is seen with a holstered Beretta 92FS Inox . He later uses it to fire at the killer when he cuts him in half in the episode 1.01 "Whap". The Gun is later found in a money bag left in a boat Hunter Jennings (Victor Webster) leaves in 1.03 "Ka-Blam". The men later find the bag and the gun in 1.04 "Bang". In the same episode Malcolm Ross (Chris Gauthier) uses it to shoot a hole in the boat which sinks it, Joel Booth (Sean Rogerson) uses it to shoot himself by accident at the end of the episode.
Winchester Model 1894
Double Barreled Shotgun
Over and Under Double Barreled Shotgun
Thomas Wellington (Richard Burgi) and Henry Dunn (Christopher Gorham) are seen firing an Over and Under Double barreled shotgun at bottles in a competition in episode 1.03 "Ka-Blam". The shotgun is later used in the booby trap that kills Hunter Jennings (Victor Webster) in 1.03 "Ka-Blam". Henry and Sully (Matt Bar) are seen passing these shotguns out in 1.08 "Gurgle". Note: They have the sound of a cocking noise but there is no pumping action. Most of the guys uses these shotguns throughout the rest of the series.
Trish (Katie Cassidy) uses a Remington 870 in 1.11 "Splash". She uses it to shoot two shots through the bathroom door to try and hit Wakefield (Callum Keith Rennie) but she misses and the gun goes empty. Chloe (Cameron Richardson) is seen holding it in the same episode when they hear the church bells. Abby and Henry are later armed with it in 1.12 "Gasp" they use sawed off versions.
Winchester Model 70
What appears to be a Winchester Model 70 rifle is used by the killer when he is dressed as the Sheriff in 1.10 "Snap". He fires it when the survivors are at the marina and forces them to run to the Candlewick.