Invisible Invaders

Invisible Invaders is a 1959 science fiction film starring John Agar and John Carradine. It was produced by Robert E. Kent, directed by Edward L. Cahn and written by Samuel Newman.

At Dr. Noymanns funeral, an invisible alien takes over Noymanns dead body. The alien, in Noymanns body, visits Dr. Penner and tells him the earth must surrender or an alien force will invade and take over the earth by inhabiting the dead and causing chaos. The alien demonstrates to Penner that they are able to make things invisible. Penner tells his daughter Phyllis and Dr. John Lamont about the experience and asks Dr. Lamont to relay the message to the government in Washington, D.C.. The government ignores the warning and Dr. Penner is labeled a crank by the media.Dr. Penner takes his daughter and Dr. Lamont to Dr. Noymanns grave, where they are visited by an invisible alien. Later, at the site of a plane crash, another alien takes over a dead pilots body, goes to a hockey game, chokes the announcer and issues an ultimatum for the earth to surrender. Another alien take over a dead body from a car crash and issues the same ultimatum at a different sporting event. The media announces the threat and the governments of the world decide to resist the invasion. Aliens takes over more dead bodies and blow up dams, cause fires, flooding and destroy buildings. ........

Source: Wikipedia