Karthik Rathnam is a Telugu actor who has worked in both theatre and film. Rathnam made his feature debut with C/o Kancharapalem (2018), which was the first Telugu film to be shown at the New York Film Festival. Rathnam reprised his role in the Tamil version of C/o Kancharapalem after appearing in ZEE5's Gods of Dharmapuri (G.O.D).