A group of the bourgeois head for a prominent figure's birthday party. As they venture through the woods and have a picnic, they're suddenly surrounded by some suspicious strangers.

Ivan Vyskočil
as Treater

Jan Klusák
as Rudolf

Jiří Němec
as Josef

Pavel Bošek
as Frantisek

Karel Mareš
as Karel

Evald Schorm
as Husband

Zdena Škvorecká
as Eva

Helena Pejšková
as Marta

Jana Prachařová
as Lady

Miloň Novotný
as Groom