Ali AlKassar, born in 1887 in Sayeda Zeinab, is celebrated as a cornerstone of Egyptian musical comedy, significantly shaping the theatrical landscape from the early 20th century. His most notable film, *The Night Watchman* (1936), exemplifies his transition from stage to screen, captivating audiences with his iconic character, Othman Abdel Basset. This character became a cultural symbol, embodying the popular hero and serving as a testament to AlKassar's ability to resonate with the masses. Collectors seek out *The Night Watchman* not only for its historical significance but also for its role in preserving the legacy of a performer who masterfully blended humor and artistry. AlKassar's impact extends beyond this single film; he was prolific in theater, presenting over two hundred operettas and numerous plays that defined an era. Despite the decline of theater in favor of cinemas, his work remains a vital part of Egyptian culture. Collectors often treasure his films for their authenticity and the rich storytelling that characterized his performances, making them essential additions to any serious physical media collection focused on film history.