Grandma is an inventor, grandpa is a DIY enthusiast, and their dog is a rascal. This summer is going to be fun.
Unfortunately the movie Rosa & Dara – Their Great Summer Adventure is not yet available on HBO Max.
| Writing | Tomáš Končinský | Screenplay |
| Writing | Martin Duda | Story |
| Directing | Martin Duda | Director |
| Production | Vratislav Šlajer | Producer |
| Production | Jakub Košťál | Producer |
| Production | John Lundsten | Producer |
