Apradhi Kaun? (1957 film)
Apradhi Kaun? () is a 1957 Indian Hindi-language mystery thriller film directed by Asit Sen and produced by Bimal Roy. The film stars Abhi Bhattacharya, Mala Sinha and Gajanan Jagirdar. It is based on the Bengali novel Kaalo Chhaya by Premendra Mitra. Plot 

After Shrinath, a wealthy heir is murdered, the people of his household are suspected. Rajesh Nath, the private investigator handling the case, later falls in love with one of them. 