12 Monkeys - Season 4
From Internet Movie Firearms Database - Guns in Movies, TV and Video Games
The following weapons were used in Season 4 of the television series 12 Monkeys:
Heckler & Koch MP5K
A Heckler & Koch MP5K is used in "The End" (S4E01).
Heckler & Koch UMP
A Heckler & Koch UMP is seen in "The End" (S4E01).