Kaithi (transl. Prisoner) is a 2019 Indian Tamil-language action thriller film directed by Lokesh Kanagaraj. Produced by Dream Warrior Pictures and Vivekananda Pictures, it is the first instalment in the Lokesh Cinematic Universe. The film stars Karthi in the titular role, alongside Narain, Arjun Das, Harish Uthaman, George Maryan and Dheena. In the film, taking place mainly within one night, a recently released prisoner drives poisoned policemen to a hospital while evading criminals, in exchange for meeting his daughter.