João Viana is a distinguished figure in the realm of Portuguese cinema, known for his multifaceted contributions to film as a director, screenwriter, and producer. His 2018 film, *Madness*, stands out in the home video market, captivating collectors with its unique narrative style and striking visual composition. This film not only showcases Viana's distinct voice but also highlights his penchant for exploring complex themes, making it a sought-after title among cinephiles and collectors alike. Viana's career spans a rich tapestry of collaborations with renowned directors such as Manoel de Oliveira and Paulo Rocha, with his script *Olhos Vermelhos* winning first prize in the ICA feature film contest. His earlier work, *A Piscina*, which made waves at the Venice Film Festival, further solidifies his status in film history. Viana's contributions to the *Dicionário de Cinema Iberoamericano* reflect his deep understanding of cinema, making his films especially valuable to those who appreciate both the artistic and historical significance of physical media. Collectors treasure his works for their artistic merit and the rich context they provide within the evolution of Portuguese cinema.