Coldness of Iron (1968)

Dr. Charon and his group of mad scientists built a neutron bomb with trying to blackmail the free world for global power. But the hero appears, Neutron, who, with the help of Dr. Thomas and reporter Nora spoil those plans.

Otto Scheidel (Manfred Krug) has been captain of the Elbe steamer Jenissei for over twenty years, but his ship, the last of its kind, is going to be converted into a floating restaurant. Otto, whose his strong attachment to the ship has already cost him his relationship with his girlfriend Caramba (Renate Krößner), refuses to take another job and instead joins a railway construction brigade.

In this East German film, the third one in The Third is Margit's third lover. After her mother's death, Margit has two affairs which don't work out, and one lesbian friendship which she retains. She is looking for a husband, though, and thinks she has spotted a candidate in her fellow factory worker. As she contemplates marrying him, her story is told in a series of flashbacks.

In order to stop a vampire from terrorizing the countryside, some locals decide to break into his coffin at night and steal his ashes. Complications ensue.

Vampire hunters track down a vampire and attempt to steal the ashes from his coffin in order to stop him from reviving nightly.