- The film is a Spanish-French co-production by Irusoin, Oberon Media, En la Frontera Película, Manny Films, and La Fidèle Production.
- Inspired by the case of the Basauri 11, the plot, set in the Basque town of Errenteria against the backdrop of the so-called Spanish Transition, explores the plight of women clandestinely helping other women to interrupt their pregnancy.
- It was presented in the official selection of the 26th Málaga Film Festival on 13 March 2023. Las buenas compañías was released theatrically in Spain on 5 May 2023 by Filmax.