(2005) is a landmark Tamil-language psychological action thriller written and directed by S. Shankar. The film stars Vikram in a career-defining performance as Ambi, a consumer protection advocate with Dissociative Identity Disorder (DID). Plot Summary
"Anniyan" is a 2005 Tamil psychological thriller film directed by Shankar, starring Vikram, Priyanka Chopra, and Prakash Raj. The movie follows the story of a young man named Siddharth (Vikram), who suffers from dissociative identity disorder and creates an alternate personality named Annika.