A young autistic boy and his two siblings have to stay with their grandparents while their mother is away. Because of his unique abilities and interest in space missions, he considers his grandparents land an isolated planet.
| Actor | Role |
|---|---|
 Theo KretschmerTom | Tom |
 Eva LöbauVera (Mama) | Vera (Mama) |
 Lilli LacherNina | Nina |
| AAnton NoltensmeierElmar | Elmar |
 Hedi KriegeskotteHanna (Oma) | Hanna (Oma) |
 Michael WittenbornHorst (Opa) | Horst (Opa) |
 Jona VolkmannNick | Nick |
 Susanne DaubnerTagesschau-Moderatorin | Tagesschau-Moderatorin |