 | Jorge Porcel as Profesor Pancurulo |
 | Julio De Grazia as Inspecto Mojarrita |
 | Beatriz Salomón as Amapola |
 | Adolfo García Grau as Sr. Pataleta |
 | Silvia Pérez as Silvia |
 | Mario Sánchez as Capataz Varela |
 | Daniel Fanego as Daniel |
 | Pablo Novak as Daniel Navarro |
 | María Carreras as Teresa |
 | Marisa Carreras as Valeria |
 | Victoria Carreras as Gabriela |
 | Fernando Lúpiz as Valdez |
 | Pablo Codevila as Giovanini |
| Juan Gabriel Altavista as Beto Aguilar |
| Los Pericos as Themselves |
 | Diego Torres as Diego (uncredited) |
| Marisa Andino as Adriana |
| Omar Lefose as Cacho Avellaneda |
| Pablo Machado as Coco Fernández |
| Marcelo Olivero as Student |
| Marcos Grau as Ricardo |
| María Mercedes Sosa as Student |
| Alan Dalle Nogare as Student |
| Braian Dalle Nogare as Student |
 | Juan Ignacio Machado as Student |
| Estela Vidal as Unnamed |
| Mario Ernesto Olivietti as Unnamed |
| Luis Corradi as Unnamed |
| Miguel Habud as Student |
 | Zulma Grey as Singing Student |
| Julio Pelieri as Unnamed |
 | Aurora Del Mar as Unnamed |
| Daniel Duran as Unnamed |
| Osvaldo Caruso as Unnamed |
| Juan Carlos Casas as Unnamed |
 | Horacio Taicher as Chicato |
| Néstor Robles as Giovanni |
| Mariana Torres as Student |
 | Bahiano as Bahiano |
| Juanchi Baleirón as Juanchi Baleirón |
 | Marcos Woinsky |
