Hawaii Five-O (1968) - Season 5Hawaii Five-O (1968) - Season 5 - Internet Movie Firearms Database - Guns in Movies, TV and Video GamesHawaii Five-O (1968) - Season 5
The Smith & Wesson Model 10, also known as the Military & Police (M&P) and the "Police Special", is seen in the hands of many HPD officers and suspects in the series.
Star Model B
A gangster pulls out a Star Model B in "Death is a Company Policy" (S5E01).
Colt Model 1903 Hammerless
In "You Don't Have to Kill to Get Rich, But It Helps" (S5E03), Texas private investigator Sam Tolliver (William Shatner) is seen pulling a Colt Model 1903 pistol when confronted by thugs.
Walther PP
In "The Diamond that Nobody Stole" (S5E23), international freelance spy Djebara (Eric Braeden) is followed by a Russian agent armed with what looks like a Walther PP.
Submachine Guns
M1 Carbine
Different variants of the M1 Carbine are seen used in the series.
Shotguns
Remington 870
The Remington 870 is a shotgun frequently used by HPD officers in the series.
Rifles
M16 SP1
The M16 is prominently used by McGarrett and HPD officers when engaging two kidnappers who took refuge in an old bunker in "Little Girl Blue" (S5E20). Some of the footage seen in this episode is actually from Season 4's "And I Want Some Candy and a Gun That Shoots" (S4E06).
Remington 700
A Remington 700 is used by Duke in "Engaged to Be Buried" (S5E22).