The 'documentary' nature of this hybrid is very much in question. The filmmakers acknowledged at the Sundance Film Festival, that the lead protagonist was cast by them and that scenes were invented.
Official submission of Chile for the 'Best International Feature Film' category of the 93rd Academy Awards in 2021.
The production team didn't tell the nursing home director until the end that Sergio Chamy was an undercover detective.
The private detective in charge of recruiting the lead actor is Romulo Aitken, who was recently exposed as being involved in a drug trafficking network with severe human rights violations while being a public detective.