Minnunnathellam Ponnalla is a 1957 Indian Malayalam-language crime thriller film directed by R. Velappan Nair. It is a remake of the 1956 Hindi film CID and stars Sathyan, P. K. Sathyapal and Kumari Thankam. This was A. Janaki's debut Malayalam movie.
Rajan is a detective who has come to investigate the murder of his friend, a newspaper editor. Rajan has to face numerous troubles during his investigation but he succeeds in finding the culprit and bringing him to justice.