With the help of a magic stone, Marietta transforms her little brother Tobias into a little dog - but the situation threatens to get out of control.
| Actor | Role |
|---|---|
 Maria EhrichMarietta | Marietta |
 Irm HermannOma Gerda | Oma Gerda |
 Christine NeubauerMaria | Maria |
 Martin LindowMartin | Martin |
 Hans-Laurin BeyerlingTobias | Tobias |
 Kai Ivo BaulitzRegie-Assistent | Regie-Assistent |
 Ellen ten DammeIca Müller | Ica Müller |
 Moritz FührmannMaler #1 | Maler #1 |
 Arved BirnbaumMaler #2 | Maler #2 |
 Christof WackernagelProjektleiter | Projektleiter |
 Aurel MantheiSecurity-Mann | Security-Mann |
 Ingolf LückRegisseur | Regisseur |
 Brigitte JannerKundin | Kundin |
 Karsten BlumenthalFahrer #1 | Fahrer #1 |