Associate Professor Čuhel is planning a vacation with his wife, son, and grandmother. To his wife's disappointment, not to the sea, but to the Tatras. However, at night, he is overcome by a microsleep while driving and drives the car into the water. So the family has to stay in the cottage of the willing Mr. Dorňák until the car is repaired.
| Actor | Role |
|---|---|
 Zdeněk ŘehořNot listed | Not listed |
 Alena VránováNot listed | Not listed |
 Karel VochočNot listed | Not listed |
 Ondřej MalýNot listed | Not listed |
 Vlasta FabianováNot listed | Not listed |
 Alexej PyškoNot listed | Not listed |
| MMagda ŠputováNot listed | Not listed |
| BBedřich KollinerNot listed | Not listed |
| IIngrid TrněnáNot listed | Not listed |
| NNaděžda LetenskáNot listed | Not listed |