Trailer
Images
 | Federico Luppi as Pedro Bengoa |
 | Julio De Grazia as Larsen |
 | Ulises Dumont as Bruno Di Toro |
 | Jofre Soares as El padre |
 | Aldo Barbero as Ingeniero Rossi |
 | Enrique Liporace as Ingeniero Basile |
 | Arturo Maly as Dr. Garcia Brown |
 | Rodolfo Ranni as Torrance |
 | Jorge Hacker as Guido Ventura |
| Alberto Benegas as Golo |
 | Ingrid Pelicori as Lea Bengoa |
| Jorge Chernov as Jorge |
 | Cayetano Biondo as Bautista |
 | Marcos Woinsky as El Polaco |
 | Haydée Padilla as Amanda |
 | Lidia Catalano |
| Carlos Trigo |
 | Aldo Pastur as Operario 2 en cantera |
| Enrique Latorre |
| Jorge Velurtas |
| Felipe Méndez as Operario 1 en cantera |
 | Héctor Calori as Médico |
| Carlos Verón |
| Osvaldo De la Vega |
| Enrique Otranto as Psicólogo |
| Cristina Aroca |
| Miguel Angel Llobet as Botones |
| Alejandro Arando as Especialista en audiometría |
| Directing | |
| Adolfo Aristarain | Director |
Writing | |
| Adolfo Aristarain | Screenplay |
| Adolfo Aristarain | Story |
Directing | |
| Jorge Gundín | Assistant Director |
Production | |
| Héctor Olivera | Producer |
| Luis Osvaldo Repetto | Producer |
Sound | |
| Emilio Kauderer | Original Music Composer |
Camera | |
| Horacio Maira | Director of Photography |
Editing | |
| Eduardo López | Editor |
Art | |
| Abel Facello | Production Design |
Crew | |
| Alex Mathews | Makeup Effects |
Directing | |
| Antonio Barrios | Assistant Director |
| Alberto Lecchi | Assistant Director |
Costume & Make-Up | |
| Marta Albertinazzi | Costume Design |
| Elvira Ramos | Makeup Artist |
| Isabel Monatti | Hairstylist |
| Alex Mathews | Special Effects Makeup Artist |
Camera | |
| Nicolas Tim Paradiso | Camera Operator |
Sound | |
| Daniel Castronuovo | Sound |
Production | |
| Alejandro Arando | Production Manager |
Camera | |
| María Inés Teyssié | Still Photographer |
