Siddy is a 2022 Malayalam-language thriller film, directed by Pious Raj for producer Maheswaran Nandagopal. The film stars Aji John and former International footballer I M Vijayan in lead roles. The debut directorial is heavily inspired by Fyodor Dostoevsky' s Crime and Punishment.^{[1][2][3][4][5][6][7]}

Principal photography started in August 2021 and the film will also be dubbed into Tamil.^[8]

Siddy is the journey through the life and mind of a law student who turns into a murderer.

• Aji John
• I. M. Vijayan
• Rajesh Sharma
• Akshaya Udayakumar
• Haritha Haridas
• Venu Nariyapuram
• Harikrishnan
• Madhu Vibhakar
• Divya Gopinath
• Thanuja Karthik
• Swapna Pillai

Pious Raj, an advertisement films director,^[9] inspired by Fyodor Dostoevsky' s Crime and Punishment, launched himself as director as Maheswaran Nandagopal bankrolled the project. Former International footballer and actor I M Vijayan was signed^[10] for an important role along with Aji John, an actor as well as director who has helmed Hotel California.^[4] Composer Ramesh Narayan who does only selective films was signed for the film with Karthik S.Nair, an associate of Ravi Varman as cinematographer.^[7] The film began the shooting at the time of second phase lockdown at the locations of Ernakulam, Vizhinjam harbour and Kovalam.^[1] Ramesh Narayan said that he signed the film, as the director wanted him to use Hindustani music as a different genre.^[8]