The portrayal of rats in film and television has undergone a gradual but meaningful transformation over the past several decades, shifting from almost universally negative depictions toward more nuanced and occasionally sympathetic representations. For most of cinematic history, rats appeared primarily as symbols of filth, danger, and moral decay — scurrying through horror films, infesting the lairs of villains, and serving as visual shorthand for urban blight and disease. These portrayals drew on deeply rooted cultural anxieties about rats as carriers of plague and destroyers of food stores, reinforcing negative public attitudes that persisted even as scientific understanding of rats advanced considerably.
The release of major animated films featuring rat protagonists marked a turning point in popular perception. These productions presented rats as clever, resourceful, and emotionally complex characters capable of ambition, loyalty, and creativity. While animated depictions necessarily anthropomorphize their subjects, the choice to center a narrative on a rat character — and to present that character sympathetically — represented a significant departure from the pest-and-villain paradigm that had dominated screen portrayals for generations. The commercial and critical success of these films demonstrated that audiences were willing to engage with rat characters on an emotional level when given the opportunity.
Live-action films and television series have also contributed to the evolving screen presence of rats, though in more varied ways. Animal trainers working with domestic rats — including visually distinctive varieties such as Rex, Dumbo, and hairless rats — have supplied trained animals for productions requiring realistic rat performances. The intelligence and trainability of domestic rats make them well-suited to on-set work, and trained rat actors can perform complex sequences of behaviors on cue. Rex Rats, with their unusual curly coats, have occasionally been selected for roles where a visually distinctive animal is needed, as their texture reads clearly on camera and helps differentiate trained animal actors from the generic rat imagery audiences associate with pest species.
Television has provided additional platforms for positive rat representation through nature documentaries, exotic pet showcases, and veterinary reality programs. Shows focused on unusual pets or small-animal veterinary care have featured fancy rats, including rex-coated individuals, introducing mainstream audiences to the concept of rats as companion animals with distinct varieties, personalities, and care requirements. These appearances, while individually brief, have cumulatively contributed to a broader cultural shift in which the idea of keeping a rat as a pet is met with curiosity rather than automatic revulsion.