Thumbaa is a 2019 Indian Tamil-language adventure film written and directed by Harish Ram L. H. on his directorial debut. The film stars Darshan, newcomer Keerthi Pandian and Dheena. Produced by Surekha Nyapati, the film was distributed by KJR Studios. The film is set against the backdrop of Western Ghats, and mostly consists of VFX and computer graphics. Principal photography began on 27 December 2018, and was completed on 11 April 2019.

The soundtrack of the film features three songs composed by Anirudh Ravichander, Vivek-Mervin, and Santhosh Dhayanidhi, with the latter composing the background music. The cinematography was handled by Naren Elan and edited by R. Kalaivanan. The film was dubbed in Telugu, Malayalam and Hindi and released worldwide on 21 June 2019.