Javier discovers an old camera in his home's garage along with some undeveloped 8mm film reels that hide a hidden past his mother does not want to remember.
Unfortunately the movie Echoes is not yet available on HBO Max.
| Directing | José Eduardo Sánchez Arce | Director |
| Production | José Eduardo Sánchez Arce | Producer |
| Writing | José Eduardo Sánchez Arce | Screenplay |
| Production | Vicman Ortigoza | Co-Producer |
| Camera | Jorge López | Director of Photography |
| Sound | Dan Hernández | Sound Designer |
| Sound | Dan Hernández | Sound Editor |
| Sound | Dan Hernández | Sound Mixer |
| Sound | Dan Hernández | Original Music Composer |
| Editing | Fernando Leguízamo | Editor |
| Editing | Fernando Leguízamo | Color Grading |
| Visual Effects | Fernando Leguízamo | Visual Effects |
| Visual Effects | Antonio Valdepeña | Visual Effects |
| Visual Effects | José Eduardo Sánchez Arce | Visual Effects |
| Production | José Eduardo Sánchez Arce | Location Manager |
| Art | Diana Bautista | Art Direction |
| Costume & Make-Up | Diana Bautista | Costume Design |
| Art | José Eduardo Sánchez Arce | Title Designer |
| Production | Valeria Iveth Hernández | Casting Director |
| Art | Emiliano Espinosa Sangri | Graphic Designer |
| Art | Alejandro Garcés Jímenez | Graphic Designer |
| Art | Rodrigo Millán | Assistant Art Director |
| Art | Rodrigo Millán | Conceptual Illustrator |
| Art | Rodrigo Millán | Storyboard Artist |
| Art | Paula Molina | Property Master |
| Art | Alejandra Avilés | Assistant Art Director |
| Costume & Make-Up | Jhaneysha | Hair Department Head |
| Costume & Make-Up | Gillian Bang | Makeup Department Head |
| Directing | Luisa Fernanda Sánchez Colorado | First Assistant Director |
| Directing | Damian Guchi | Second Assistant Director |
| Crew | Emiliano Espinosa Sangri | Script |
| Sound | Emiliano Chuc | Sound Assistant |
| Sound | Andre Moreno Santamaría | Sound Assistant |
| Sound | José Rafael González Sánchez | Boom Operator |
| Camera | Diego Lopez Hernández | First Assistant Camera |
| Camera | Uxmal Alvarez Trejo | Second Assistant Camera |
| Camera | Carlos Miranda Fabila | Assistant Camera |
| Lighting | Patrick Solís Torresvera | Gaffer |
| Camera | Andrés García Rodríguez | Still Photographer |
| Camera | Alejandra Alba | Other |
| Camera | Salvador Elías Cruz | Other |
| Camera | Frank de Lira | Other |
| Camera | Alexandra García | Other |
| Camera | Salvador Isarraraz | Other |
| Camera | Luis Enrique Jiménez | Other |
| Camera | Cecilio Reyes Muñoz | Other |
| Art | Cecilio Reyes Muñoz | Runner Art Department |
| Crew | Margarita Arce Verduzco | Catering |
| Crew | Claudia Arce Verduzco | Catering |
| Crew | Juan Antonio Cordero Cantú | Transportation Captain |
