Man in Outer Space AKA The Man from the First Century (Czech: Muž z prvního století) is a 1962 Czechoslovak science fiction comedy film directed by Oldřich Lipský.
[1] Set in the second half of the 20th century, plans are in place to launch the first Czech spacecraft.
Upholsterer Josef (played by Miloš Kopecký ) makes the final adjustments to the vehicle and accidentally starts the ship.
There, he meets planet inhabitant Adam (Radovan Lukavský), and they both return to Earth.
Josef ends up in a psychiatric hospital, but escapes, and with the help of the Adam, who is apparently invisible on Earth, he returns to his own timeline.