Mufti (transl. Undercover) is a 2017 Indian Kannada-language neo-noir action thriller film directed by Narthan, making his debut, and produced by Jayanna Combines. The film stars Shiva Rajkumar, Sriimurali, and Shanvi Srivastava in the lead roles, while Devaraj, Chaya Singh, Madhu Guruswamy, Vasishta N. Simha, and Babu Hirannaiah play supporting roles. The film tells the story of an undercover cop (Sriimurali) who tracks down and confronts a crime boss (ShivaRajkumar).

Production started in July 2016, and the film was released on 1 December 2017. The film received positive reviews from critics. The film was declared blockbuster at the box office and was one of the highest-grossing movies in Shivarajkumar's career.

The film was remade in Tamil in 2023 as Pathu Thala. starring Silambarasan and Gautham Karthik. The film's prequel titled Bhairati Ranagal was released in 2024.