Thalli Pogathey (transl. Don't go away) is a 2021 Indian Tamil-language romantic comedy drama film directed and produced by R. Kannan. It is a remake of 2017 Telugu film Ninnu Kori written by Shiva Nirvana. This film stars Atharvaa, Anupama Parameswaran and Amitash Pradhan. The film is produced by R. Kannan himself under the banner Masala Pix, in association with MKRP Productions. Gopi Sunder, who was the composer for original film, composed music for the film also.

The title is inspired by the song of the same name from Achcham Yenbadhu Madamaiyada (2016). The film released on 24 December 2021. The film received mixed reviews from critics with criticism for Anupama's performance, writing, emotional weight and characterization but with praise for Atharvaa's performance, cinematography, score and production design.