Widow becomes professional singer to meet expenses. Love complications come along with the territory.
| Writing | Antonio Orellana | Writer |
| Directing | Miguel M. Delgado | Director |
| Camera | Salvador Cerecero | Assistant Camera |
| Directing | Alejandro Todd | Script Supervisor |
| Crew | Raúl Camarena | Special Effects |
| Camera | Alberto Arellanos Bustamante | Camera Operator |
| Sound | Ricardo Saldívar | Sound Recordist |
| Art | Carlos Grandjean | Production Design |
| Sound | Gonzalo Gavira | Sound Effects |
| Production | Antonio H. Rodríguez | Production Manager |
| Production | Jorge Camargo | Executive Producer |
| Directing | Damián Acosta Esparza | Assistant Director |
| Editing | Maximino Sánchez Molina | Editor |
| Production | Agustín Gómez | Assistant Production Manager |
| Sound | Rubén Fuentes | Music Arranger |
| Camera | Ciro González | Still Photographer |
| Writing | Lilia Lario de Baledón | Story |
| Sound | Manuel Esperón | Original Music Composer |
| Camera | Fernando Colín | Director of Photography |