The story of José María Gatica, better known as Gatica el Mono, Argentina's main boxing star during the 1940s and 50s. The film follows his ascent, his relation with peronism and their downfall.
| Actor | Role |
|---|---|
 Edgardo NievaJosé María Gatica | José María Gatica |
 Horacio TaicherEl Ruso | El Ruso |
| JJuan CostaJesús Gatica | Jesús Gatica |
| MMaría Eva GaticaMadre | Madre |
 Kika ChildEma | Ema |
 Virginia InnocentiNora | Nora |
 Adolfo YanelliEl Rosarino | El Rosarino |
 Eduardo CutuliFioravanti | Fioravanti |
 Cecilia CenciEvita | Evita |
 Armando CapoPerón | Perón |