Patagonia, 1960. A German doctor meets an Argentinean family and follows them to a town where the family will be starting a new life. The family welcomes the doctor into their home and entrust their young daughter to his care, not knowing that he is one of the most dangerous criminals in the world.
| Actor | Role |
|---|---|
 Àlex BrendemühlJosef Mengele | Josef Mengele |
 Natalia OreiroEva | Eva |
 Diego PerettiEnzo | Enzo |
 Elena RogerNora Eldoc | Nora Eldoc |
| FFlorencia BadoLilith | Lilith |
| AAbril BraunsteinAilin | Ailin |
| JJuan I MartinezOtto | Otto |
 Guillermo PfeningKlaus | Klaus |
 Ana PaulsNurse | Nurse |
 Carlos KasparFactory owner | Factory owner |
 Alan DaiczTomás | Tomás |
| NNicolas MarsellaPolo | Polo |
| MMaria V. BarretIva | Iva |
| BBenito E. CrespoCursis | Cursis |
| SSebástian CánevaCursis' Son | Cursis' Son |
| HHartmut BecherSchool Principal | School Principal |
| VValeria RadivoTeacher | Teacher |
| RRicardo TruppelVeterinarian | Veterinarian |
| MMarcelo 'Hos' BearziHostel Owner | Hostel Owner |
| MMaia MuravchikAustrian Woman | Austrian Woman |
| TTobías González VarcelóTwin 1 | Twin 1 |
| MMatíaz ZuninoTwin 2 | Twin 2 |
| MMartín WillneckerTeen 1 | Teen 1 |
| TTomás JacobTeen 2 | Teen 2 |
 Brian SichelTeen 3 | Teen 3 |
| JJulia ZeyTeen 4 | Teen 4 |
| SSofía StieglitzTeen 5 | Teen 5 |
| DDiego AcostaTeacher | Teacher |