Since an attack on students of the Ayotzinapa Rural Teachers' College in 2014 resulted in six deaths and in the forced disappearance of 43, the students’ families have been living in limbo with their unanswered questions, their struggle embodying the psychological and emotional toll of endemic violence upon Mexican society.
| Directing | Ai Weiwei | Director |
| Production | Ai Weiwei | Producer |
| Editing | Nils Pagh Andersen | Editor |
| Production | Elena Fortes | Associate Producer |
| Production | Daniela Alatorre | Associate Producer |
| Camera | Ernesto Pardo | Director of Photography |
| Camera | Bruno Santamaría Razo | Director of Photography |
| Camera | Ai Weiwei | Director of Photography |
| Sound | Jens Bjørnkjær | Original Music Composer |
| Production | Meital Rozental | Production Manager |
| Production | Frida Maceira Zamora | Line Producer |
| Production | Enrique Chuck | Line Producer |
| Production | María Luisa Aguilar | Researcher |
| Production | John Gibler | Researcher |
| Production | Paula Mónaco | Researcher |
| Production | Daniela Rea Gómez | Researcher |
| Production | Meital Rozental | Researcher |
| Production | Laura Berrón | Unit Production Manager |
| Production | Enrique Chuck | Unit Production Manager |
| Production | Edson Tulio Cortez Franco | Unit Production Manager |
| Production | Tatiana Graullera | Unit Production Manager |
| Production | Carlos Rossini | Unit Production Manager |
| Camera | Argel Ahumada | Additional Director of Photography |
| Camera | Gabriel Villegas | Additional Director of Photography |
| Sound | Isabel Azevedo | Sound Recordist |
| Sound | Gabriel Villegas | Sound Recordist |
| Sound | Nicolás Aguilar Límenes | Sound Recordist |
| Sound | Baruch Arias | Sound Recordist |
| Sound | Checho Bravo | Sound Recordist |
| Sound | Juan Carlos Prieto | Sound Recordist |
| Sound | Loretta Ratto | Sound Recordist |
| Production | Abril López Carrillo | Production Office Coordinator |
| Production | Alejandro Cárdenas Treviño | Data Management Technician |
| Production | Alejandra Condesa de Ruvalcaba | Data Management Technician |
| Production | Pedro Alan García Flores | Data Management Technician |
| Production | Wanadi Siso | Data Management Technician |
| Production | Meiling Lin | Post Coordinator |
| Editing | Dirk Meier | Digital Colorist |
| Sound | Henrik Gugge Garnov | Sound Mixer |
| Sound | Henrik Gugge Garnov | Sound Designer |
| Sound | Herminio Gutiérrez | Music Supervisor |
| Camera | Ma Yan | Director of Photography |