Spyder is a 2017 Indian psychological action thriller film written and directed by A. R. Murugadoss and produced by N. V. Prasad. The film was simultaneously shot in Telugu and Tamil languages, and stars Mahesh Babu, S. J. Suryah and Rakul Preet Singh in the lead roles. Murugadoss wrote the Tamil dialogue while the Paruchuri Brothers wrote the Telugu version. The film was edited by A. Sreekar Prasad, with cinematography by Santosh Sivan and music by Harris Jayaraj.

This film marks the Tamil debut of Babu, after a failed attempt at a simultaneous release in Tamil of Brahmotsavam (2016). Originally, the film was rumoured to be titled Abhimanyudu and Sambhavami, before the official title was finalised as Spyder on 18 March 2017. The film began production in July 2016, followed by the commencement of principal photography. Shooting mainly took place in Chennai, with some portions in and around Hyderabad and Vizag, while the songs were filmed overseas, before wrapping up in August 2017.

Spyder was released theatrically worldwide in Telugu, Tamil, Arabic and Malayalam on 27 September 2017 and in the US and Gulf countries on 26 September. The film received mixed reviews from critics. It grossed ₹150 crore against a budget of ₹120 crore. It was average grosser at the box office.