Puriyaadha Puthir is a 1990 Indian Tamil-language mystery thriller film written and directed by K. S. Ravikumar in his directorial debut. It is a remake of the 1989 Kannada film Tarka which was based on Agatha Christie's 1958 play, The Unexpected Guest. The film, produced by R. B. Choudary, was released on 7 September 1990.

Plot

Raghu escapes from jail and hides in a bungalow to hide from the police. Luckily, the bungalow belongs to his college mate Geetha. He confesses to Geetha that he is a convict on death row. Suddenly the police show up and Raghu tries to hide in a wardrobe. A dead body fall out and Geetha says that is her husband Chakravarthi, and she had killed him. Raghu still hides in the same closet. Police informs Geetha that the flight that Chakravarthi took to Calcutta earlier that day crashed and there are no survivors. After the police leave, Geetha requests Raghu to help her dispose the dead body for which Raghu agrees. Raghu and Geetha take the dead body and dispose it in outskirts of the city.