- Sandra RamÃrez Aguilera
- adr mixer
- Ana Luz Cordova
- Delivery & QC
- Iván Cortés Mora
- sound effects editor
- Alejandro de Icaza
- supervising sound editor
- Enrique Fernández Tanco
- sound designer
- José Fernández Tanco
- background sound editor
- Alfredo Gagom
- assistant re-recording mixer
- Jaime Juarez
- sound effects editor
- Chema Ramos Roa
- foley artist
- Arnulfo Flores Solares
- foley recordist