Bruce Robertson is a fictional character from the novel "Filth" written by Irvine Welsh. He is a corrupt and drug-addicted police officer in Edinburgh, Scotland, known for his manipulative and self-destructive behavior. The story explores his chaotic life and the impact of his actions on those around him. The character of Bruce Robertson has been adapted into a film, also titled "Filth," released in 2013. In the movie, he is portrayed by actor James McAvoy. The film delves into themes of mental illness, morality, and the consequences of a life filled with excess and vice.