Who is this dangerous and elusive stranger who enters Thanasis's life and causes him problems and adventures with his striking resemblance? Is he an agent of a foreign power? Is he a ruthless criminal? Is he someone who wants to destroy his happiness? Is he a common opportunist, or is he an alien? And what should Thanasis do to confront him and ultimately emerge as the "champion"?
| Actor | Role |
|---|---|
 Thanasis VeggosThanasis Manaris / Sakis | Thanasis Manaris / Sakis |
 Jenny ZaharopoulouLiza | Liza |
 Betty MoshonaEleni | Eleni |
 Vagelis ProtopapasHaralambos | Haralambos |
 Thodoros SyriotisBerdebesis | Berdebesis |
| AAnta PatreliGiouli Papas | Giouli Papas |
| PPeriklis MatsoukasMarkos Astrapomatis | Markos Astrapomatis |
 Alekos ZartaloudisMan at Syntagma Square | Man at Syntagma Square |
| TThanos GerbesiotisTaxi Driver | Taxi Driver |
 Thanasis PanagopoulosFlorist | Florist |
| TTakis PoulitsisPastry Shop Employee | Pastry Shop Employee |
| GGiannis AstrakakisIce Cream Seller | Ice Cream Seller |
 Giorgos StavropoulosWaiter | Waiter |
 Thomas KonstadinidisVlahopaparopoulos | Vlahopaparopoulos |
 Mimis ThiopoulosKarakatsanis | Karakatsanis |