Carl Mørck is a fictional character created by Danish author Jussi Adler-Olsen. He is a detective in the Department Q, a special unit in the Copenhagen police that investigates cold cases. Mørck is known for his gruff demeanor and unorthodox methods, often relying on his intuition and experience to solve complex cases. The character first appeared in the novel The Keeper of Lost Causes, which was published in 2007. Since then, Mørck has become the protagonist in a series of best-selling crime novels, gaining popularity for his unique personality and the intriguing mysteries he unravels.