Arjunan Saakshi (transl. Arjunan Is Witness) is a 2011 Indian Malayalam language thriller film written and directed by Ranjith Sankar. It stars Prithviraj and Ann Augustine in the lead roles. The film is a thriller which deals with how we evade our responsibility to society. The film examines the vertical growth of Kochi both as a metro and a centre of crimes. It was produced by S. Sundararajan under the banner of S. R. T. Films and released on 28 January 2011. The film released to a positive critical reception but was a commercial failure.