Amphibian Man (Chelovek-Amfibiya)
Amphibian Man (original title Chelovek-Amfibiya) is a Soviet 1961 science fiction adventure movie directed by Vladimir Chebotaryov and Gennadi Kazansky and based on the novel by Aleksandr Belyaev. In some South American country fishermen and pearl divers are frightened by the appearance of a mysterious underwater humanoid whom they call "Sea Devil". Soon it turns out that "Sea Devil" is a young man called Ichthyander ("fish-man"). As a result of experiment by Prof. Salvator, Ichthyander can breath both on land and under water. Once Ichthyander saves a drowning young woman Gutiérre and falls in love to her. But cruel Pedro Zurita, the owner of pearl-fishing company, wants to marry Gutiérre and to enslave Ichthyander...
The following weapons were used in the film Amphibian Man (Chelovek-Amfibiya):
British Constabulary revolver
Colt M1917 Revolver
Policemen and prison guards carry Browning Hi-Power pistols.
Winchester Model 1912
Several prison guards are armed with rifles. They are seen very briefly but the general outlook allows to identify them as some Mauser model, most likely Karabiner 98k.