Robert Beatty
From Internet Movie Firearms Database - Guns in Movies, TV and Video Games

Robert Beatty (1909-1992) holds a Mauser M712 Schnellfeuer as the gun dealer in Sitting Target (1972).
Robert Beatty can be seen using the following weapons in the following films:
Film
Gun | Character | Title | Note | Date |
---|---|---|---|---|
NHM Model 9 | Col. Matson | The Death Ray of Dr. Mabuse | 1964 | |
Luger P08 | Cartwright Jones/General Carnaby | Where Eagles Dare | 1968 | |
Mauser M712 Schnellfeuer | The gun dealer | Sitting Target | 1972 |