A scientist discovers a death ray and locks it in a box, giving the key to his daughter, who soon finds herself hunted by criminals looking to steal...
David Phillips (Patrick Macnee) is running down the darkened streets of London's Limehouse district, pursued by two men with guns. He finds a public...
A sci-fi/espionage film in which world powers vie for control of a death ray during World War I as an undercover countess infiltrates enemy ranks to...
British inventor Harry Grindell Matthews demonstrates what he claims to be a directed energy weapon which has the potential to revolutionise warfare...