Operation Barbarossa - Season 1 Episode 4 A scream in the dark
Double spy Marijana Hari discovers Marko Lukarić has a new letter from Munich, from his parents - who are not there. Koko devises a way to get hold of those strange letters.
- Genre: Action & Adventure, Kids
- Studio: HRT 1
- Keyword: coming of age, mystery identity, kids
- Cast: Kruno Martinović, Nikola Pokupčić, Dora Lipovčan, Mario Vuk, Vera Zima, Filip Šovagović