Betty is visited by a strange salesman the day she is going away on a trip. He stays in the house as a series of bizarre events occur with his arrival.
| Directing | Felipe Cazals | Director |
| Production | Felipe Cazals | Producer |
| Editing | Giovanni Korporaal | Editor |
| Sound | Joaquín Gutiérrez Heras | Music |
| Writing | Felipe Cazals | Writer |
| Camera | Alexis Grivas | Director of Photography |