Can't Say Goodbye, Lino Escalera's feature film debut, was penned by Escalera alongside Pablo Remón. Other duties were entrusted to Santiago Racaj (cinematography), Miguel Doblado (editing) and Pablo Trujillo (score).[2] The film was produced by Lolita Films, Mediaevs and White Leaf Producciones and it had the collaboration of ICAA, Castilla-La Mancha IV Centenario Cervantes and ECAM.[3] Shooting began on 12 April 2016.[4] Shooting locations included Girona, Salt, Llançà, Roses, Olot, and Almería.[4]
Jonathan Holland of The Hollywood Reporter deemed Can't Say Goodbye to be an "austere, thought-provoking and wonderfully acted" film, having as hallmarks "a trio of sterling performances and an unwavering eye on emotional authenticity", concluding that it was a "a troubling but rewarding emotional X-ray".[2]
Andrea G. Bermejo of Cinemanía rated the film with 4 out of 5 stars, considering that "it is like a slap in the face that wakes you up", writing that Nathalie Poza was knocking on the doors of all film awards with her performance, "managing to narrate without words what happens to her character inside".[5]