Sabash Thambi (transl. Bravo, my brother) is a 1967 Indian Tamil-language spy thriller film, directed by C. P. Jambulingam and produced by K. R. Balan. Music was by S. M. Subbaiah Naidu. The film stars Jaishankar and L. Vijayalakshmi.^[1] It was released on 10 February 1967.^[2]

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Ramesh dies in an accident and he is suspected to have committed suicide by every one. But Sekar claims it to be a murder and he is on a mission to find out the culprits using his wits and instinct. He gets behind the mystery of Ramesh's death and solves the case.

Music was composed by S. M. Subbaiah Naidu and lyrics were written by Vaali.^[4]

Kalki noted that the film did not have enough scope for Jaishankar to show his heroism and called the story old-fashioned, but appreciated Rajkumar's performance.^[5]