Deiva Thai is a 1964 Indian World cinema/Tamil cinema film. It stars Saroja Devi B., M.G. Ramachandran, Ashokan. The film was released theatrically on 18 July 1964.

Maran, a police officer, grows up with the belief that his father was killed in a tragic accident. However, when he sets out to investigate a case, he learns that his father leads a terrorist group.

Genre: World cinema/Tamil cinema
Music Director(s): Viswanathan–Ramamoorthy
Release Date: 18 Jul, 1964