​Two aliens stir up trouble on Earth in order to study humans. Misunderstandings ensue.

In 1897, in a castle near the town of Werewolfville in the Carpithians, a slightly deranged Professor Orfanik experiments with his new inventions which include, even at this early date, television and a film camera. He is also an obsessed opera fan, keeps the body of his favorite diva preserved in a crypt in the castle. In order to keep away nosy visitors, the baron's mad-scientist assistant, invents all sorts of spooky phenomena in order to give the castle a creepy reputation.

Returning home to Prague, the magician Pasparte, an owner of a circus caravan, meets his dying colleague who entrusts his beautiful daughter Aloisie to his care. In Prague they all take up their lodgings at the house At Blue Fish in which they intend to arrange the programs. The firm is owned by widow Evzenie with whom Pasparte shares flat and bed. Evzenie is jealous of Aloisie therefore Pasparte sends Aloisie as a housewife to the single man Jakub Kolenatý who earns his living by photographing and wants to record the revived pictures of Prague. Pasparte wants to found in Prague the first permanent Czech movie theatre in which there would be projected also the original Czech films.

When famous detective Nick Carter visits Prague, he becomes involved in strange case of a missing dog and even stranger carnivorous plant. He becomes convinced that he is standing against his greatest enemy, the Gardener, who supposedly died years ago in a swamp...

A sincere provincial young man, Frantisek Koudelka leaves to work in Prague. For the trip he buys a computer made horoscope with biorhythms charts, marked according to his date of birth, there are trappy, precarious, unsuccessful and even critical days and few successful days. The clumsy luckless person Frantisek has finally a guidance for his life.

Slacker Maurice Fadinar wasted his whole inheritance and the only way out of this situation, as it seems, to marry Helen Nonankur - daughter of a wealthy farmer. At the last meeting with his mistress in a nearby forest Fadinar's horse eats straw hat which belongs to a married lady, spending time in the company of young and hot Lieutenant Emil. Emil literally puts a knife to Maurice throat - or the lady will get back the exact same hat immediately, or he will arrange such a scandal that no wedding will not happen ...

This futuristic science fiction comedy features an atomic bomb blast that causes women to grow beards and lose the ability to have children. A summit meeting is held at the United Nations, with the proposed solution of building a time machine. The decision is made to travel back in time and murder Einstein, with the hopeful result being that without the noted mathematician's research there will be no atomic bombs.

Detective Lieutenant Boruvka (Lubomír Lipský) is called to the State Scientific Library to investigate the loss of a precious manuscript, the Infernal Psalter of the Occult Sciences by Master Peregrinus from the eleventh century, written in a secret script which has only recently been deciphered by senior lecturer Zajíc (Josef Chvalina). Chaos is reigning in the labyrinth of passages and halls of the former monastery where the library is housed. In order to save space the director of the library has introduced a peculiar system. The books are arranged in the bookcases according to height and six girls dressed in black, the library assistants, are quite happy to cut volumes down to size in case of need. Boruvka refuses the case, since he is specialist in murders. He has to return to the investigation, however, when senior lecturer Zajíc disappears.