CSI Sanatan is a 2023 Indian crime thriller film directed by Sivashankar Dev and written by Dev and Chaganti Santaiah. The movie centers on the investigation of the murder of Vikram Chakravarthi, a high-profile businessman, with five of his employees as the prime suspects. As the case unfolds, it takes a shocking turn that leaves the nation stunned.

The film stars Aadi, Koushik Mahata, Nandini Rai, Madhusudhan Rao, Ali Reza, Misha Narang, Bhupal, Tarak Ponnappa, Sanjay Reddy, Vasanthi, and Khayyum in pivotal roles. The movie was produced by Ajay Srinivas, with Kumar Sriramaneni serving as executive producer and Gurajala Subbarao as the line producer. The music for the film was composed by Aneesh Solomon, while Shekar Ganganamoni served as the cinematographer.