What actors and actresses appeared in Uf - oni jsou tady 1990?

The 1990 film you're referring to is likely "They Are Here" (in Czech: "Uf - Oni jsou tady"), a science fiction comedy directed by Jan Svěrák.

Here are the main actors and actresses:

* Jan Tříska as Viktor Červíček

* Rudolf Hrušínský as Václav Červíček

* Jiří Lábus as Antonín Procházka

* Simona Stašová as Marta Červíčková

* Vladimír Menšík as Bohouš

* Jaroslav Satoranský as Antonín's father

* Anna Polívková as Antonín's mother

* Jiří Schmitzer as the alien leader

* Jan Werich as the narrator

The film features a great ensemble cast of Czech actors, known for their comedic roles. This cast helps make "They Are Here" a successful and beloved film.