Toc Toc is a 2017 Spanish comedy film directed by Vicente Villanueva, starring Rossy de Palma, Paco León, Inma Cuevas, Óscar Martínez, Alexandra Jiménez, Adrián Lastra and Ana Rujas and distributed by Warner Bros. The film portrays a group of patients with Obsessive Compulsive Disorder (OCD). The film's title is a play on words in Spanish, with “toc” being both the onomatopoeia for “knock” and the abbreviation for OCD in Spanish (trastorno obsesivo compulsivo). It is the film adaptation of a French play by Laurent Baffie.