Historias para no dormir is based on the series of the same name created and directed by
Chicho Ibáñez Serrador, which aired from 1962 to 1968 and in 1982. Produced by VIS (a division of
ViacomCBS Networks), Prointel and Isla Audiovisual for
Amazon Prime Video and
RTVE, the series consists of 4 self-contained episodes featuring a running time of around 50 minutes. On 7 October 2021, Amazon Prime Video released a trailer and set a release date for 5 November 2021. Distributed by ViacomCBS International Studios in Spain, Portugal, Italy and Latin America, ZDF Enterprises acquired the international distribution rights elsewhere. In February 2022, VIS announced the renovation of the series for a second season, with episodes directed by
Jaume Balagueró,
Nacho Vigalondo,
Salvador Calvo and
Alice Waddington. Shooting of the episode "El trasplante", directed by Calvo, co-written by Ignacio del Moral, and starring
Javier Gutiérrez,
Petra Martínez,
Carlos Cuevas and
Ramón Barea, was already underway. Shooting of Waddington's episode "La pesadilla", co-written by Rocío Martínez Llano and starring
Álvaro Morte,
Mina El Hammani and , wrapped in May 2022. Balagueró's episode "El televisor" (written alongside ) shot afterwards, starring
Pablo Derqui and
Manuela Vellés. ==Episodes==