Vallavan (English: Expert) is a 2006 Indian Tamil action romance film written and directed by Silambarasan, starring himself as the titular character along with Nayanthara, Reema Sen and Sandhya whilst Santhanam, Premji, and Sathyan play supporting roles. The dialogues are written by Balakumaran. The film's score and soundtrack are composed by Yuvan Shankar Raja. The film was later dubbed into Telugu and released as Vallabha.