Janca has carved a niche in the realm of independent cinema, particularly known for her compelling performances in films that explore the complexities of love and identity. She is perhaps best recognized for her role in "British Lesbian Lovers" (2008), a film that has become a cult favorite among collectors for its authentic portrayal of queer relationships and its significant contribution to LGBTQ+ representation in film. The movie's limited edition DVD release, featuring behind-the-scenes content, has made it a sought-after item for collectors eager to celebrate its groundbreaking narrative. Another standout in her filmography is "Kleine Luder" (2004), which showcases her versatility as an actress. This provocative drama has garnered interest for its daring themes and artistic direction, earning a place in various curated collections of foreign cinema. Collectors appreciate Janca's ability to bring depth to her characters, making her work not just a viewing experience but an exploration of cultural and social issues in contemporary film. Her films continue to resonate, securing her status as a noteworthy figure in the physical media collecting community.