It's Always Sunny in PhiladelphiaIt's Always Sunny in Philadelphia - Internet Movie Firearms Database - Guns in Movies, TV and Video GamesIt's Always Sunny in Philadelphia
Colin shows Mac and Dennis the Glock 17 he has in his pants in "Gun Fever" (1.05)
Colt Detective Special
Frank Reynolds (Danny DeVito) uses a Colt Detective Special during a Russian Roulette game in the second season episode "Charlie Goes America All Over Everybody's Ass".
Smith & Wesson Model 19 Snubnose
Frank Reynolds (Danny DeVito) carries a Smith & Wesson Model 19 Snubnose everywhere he goes, often drawing it whenever someone from the gang asks him if he's got his gun on him. During "Paddy's Pub: Home of the Original Kitten Mittens" (5.08), Frank tries to get a patent that would squirt tequila from his Model 19 Snub.
UTG airsoft shotgun
Liam (Jimmi Simpson) and Ryan McPoyle (Nate Mooney) each use a UTG M87SOS airsoft pump shotgun (see photo [1]) when holding Mac, Charlie, Dennis, and Dee "hostage" inside their bar in "The Gang Gets Held Hostage".
Remington 870 replica
Margaret McPoyle (Thesy Surface) carries a rubber replica of a Remington 870 when the McPoyles attempt to take Mac, Charlie, Dennis, and Dee "hostage" inside their bar in "The Gang Gets Held Hostage". Dennis later discovers that it is rubber.
unidentified pistol
Dee (Kaitlin Olson) carries a small pistol when preparing for a confrontation with the mob in "The Gang Gets Whacked, Pt. 2" (3.13).
Smith & Wesson Model 586
Charlie Kelly (Charlie Day) carries a Smith & Wesson Model 586 when preparing for a confrontation with the mob in "The Gang Gets Whacked, Pt. 2" (3.13).
Beretta Cheetah
One of the gangsters in "The Gang Gets Whacked, Pt. 2" (3.13) carries a nickel Beretta Cheetah.
Glock 19
One of the gangsters in "The Gang Gets Whacked, Pt. 2" (3.13) carries a Glock 19.
Desert Eagle
One of the gangsters in "The Gang Gets Whacked, Pt. 2" (3.13) carries a Desert Eagle.
Smith & Wesson Model 29
The homeless man in the dangerous neighborhood in "Bums: Making a Mess All Over the City" (3.14) draws a Smith & Wesson Model 29 on Mac and Dee.
Ithaca 37
In "Paddy's Pub: The Home of the Original Kitten Mittens" (5.08), Mac (Rob McElhenney) tries to fire liquor out of an Ithaca 37 but finds it difficult. One of the dancing girls in the commercial also uses one.
M1911A1
One of the girls dancing for the Paddy's Pub promotional idea in "Paddy's Pub: The Home of the Original Kitten Mittens" (5.08) has a M1911A1.
Colt Commander
In the 5th season Christmas episode, Frank's old business partner Eugene (David Huddleston) draws a Colt Commander at Paddy's Pub.
AKMS
Several of the Serbian soldiers seen in the fictional M. Night Shaymalan film in "Mac and Charlie Write a Movie" (5.11) carry what appear to be AKMS rifles.