Who Wants to Kill Jessie? (1966) on Netflix

Plot summary

A machine built by a scientist displays a sleeper's dreams on a screen. Růženka Beránková, a researcher, works out how to produce dreams that leave workers contented and productive, and injecting her elixir lets dream elements become real. Her husband Jindřich is chief engineer at a factory, where he needs the anti-gravitational gloves of Jessie, a comic-book heroine, to solve a problem. He keeps dreaming about Jessie, and to stop it Růženka doses him; he wakes with Jessie asleep beside him and a cowboy and a super hero behind her.