Supergirl (2015) - Season 4

Supergirl - Season 4 Country United States Creator Otto Binder (Character) Al Plastino (Character) Greg Berlanti Ali Adler Andrew Kreisberg Genre Drama Superhero Science Fiction No. of Episodes 23 Main Cast Character Actor Kara Zor-El / Kara Danvers / Supergirl / Red Daughter Melissa Benoist James Olsen / Guardian Mehcad Brooks J'onn J'onzz / Martian Manhunter David Harewood Alexandra "Alex" Danvers Chyler Leigh

The following weapons were used in Season 4 of the television series Supergirl:

Handguns

Glock 17

A Glock 17 is used by Mercy Graves (Rhona Mitra) in "American Alien" (S4E01). Secret Service agents guard President Olivia Marsdin (Lynda Carter) are also armed with Glocks in the episode. This is inaccurate, however, because the only pistols authorized for on-duty use by the USSS are the SIG-Sauer P229 DAK and FN Five-seveN.

Glock 17 3rd Generation - 9x19mm

A Glock 17 is used by Mercy Graves (Rhona Mitra) in "American Alien" (S4E01).

Beretta Px4 Storm Sub-Compact

Alex Danvers (Chyler Leigh) now carries a Beretta Px4 Storm Sub-Compact as her personal sidearm.

Beretta Px4 Storm Sub-Compact - 9x19mm

Alex Danvers (Chyler Leigh) draws her Beretta Px4 Storm Sub-Compact in "American Alien" (S4E01).

Submachine Guns

Heckler & Koch MP5A3

Heckler & Koch MP5A3s fitted with UMP stocks and railed handguards are seen used by mercenaries in "Fallout" (S4E02).

Heckler & Koch MP5A3 with UMP stock and railed handguard - 9x19mm

The Heckler & Koch G36C is seen used by a mercenary at the left in "Fallout" (S4E02).

Rifles/Carbines

Colt M4A1

DEO Agents are seen armed with Colt M4A1 carbines in multiple episodes. US Army Soldiers and US Marines are also seen armed with them.

Colt M4A1 SOPMOD with M68 Aimpoint reflex optic, Knight's Armament RAS railed handguard and vertical forward grip - 5.56x45mm

Colt M4A1 carbines are carried by US Marines at Camp David in "American Alien" (S4E01).

DEO agents with Director Danvers are armed with the M4A1 in "Parasite Lost" (S4E05).

DEO agents with their M4A1s are thrown back in "Parasite Lost" (S4E05).

Heckler & Koch G36C

The Heckler & Koch G36C is seen used by mercenaries in "Fallout" (S4E02).

Heckler & Koch G36C - 5.56x45mm

The Heckler & Koch G36C is seen used by a mercenary at the right in "Fallout" (S4E02).

The Heckler & Koch G36C in the hands of mercenaries they go down in "Fallout" (S4E02).

M16A2

National Guard troops use M16A2 rifles in "Crime and Punishment" (S4E18).

M16A2 - 5.56x45mm