Halina Kowalska is a revered figure in the realm of Polish cinema, celebrated for her striking performances that resonate deeply with audiences and collectors alike. One of her most notable works is in the surreal masterpiece *The Hourglass Sanatorium* (1973), directed by Wojciech Has. This film, a visually arresting exploration of time and memory, stands out in the annals of film history and is a must-have for collectors due to its unique blend of fantasy and psychological depth. Collectors are drawn to Kowalska's work not only for her compelling acting but also for the cultural significance of the films she starred in. *The Hourglass Sanatorium*, in particular, has been released in various limited editions on Blu-ray and DVD, making it a coveted item for enthusiasts of international cinema. With her contributions to the Polish New Wave, Kowalska's films are not just collectibles; they are essential pieces of cinematic history that continue to inspire and engage film lovers around the globe.