God) is a 2023 Tamil-language psychological action thriller film directed by I. Ahmed and produced by Sudhan Sundaram and G. Jayaram under Passion Studios.

The music is composed by Yuvan Shankar Raja, while the cinematography and editing are handled by Hari K. Vedantam and J. V. Manikanda Balaji.

Iraivan was released on 28 September 2023, where it received mixed-to-negative reviews from critics and became a box-office bomb..[2][3][4] Arjun is an ACP known for his unorthodox approach to apprehending suspects through lethal encounters rather than adhering to standard arrest protocols.

However, he hesitates to commit to marriage due to the enemies he has amassed during his aggressive law enforcement career, anticipating retaliation from those he has crossed.

Meanwhile, the city is gripped by fear as a psychopathic serial killer, nicknamed the "Smile-Killer" for leaving distinctive smiley face notes near the crime scenes, abducts and gruesomely murders young girls.

The Smile-Killer's spree intensifies, with increasingly brutal acts and the disturbing practice of sending video footage of the victims' torment and murder to their families and the media.

The police intervenes to save Babu, and in the heated exchange, Arjun confesses to kidnapping Shalu and sending the video to a TV channel.

In May 2021, actor Ravi Mohan and director I. Ahmed were reported to do a movie together, doing so after Jana Gana Mana, which had it shooting on hold due to COVID-19 pandemic and was not resumed.

[5] Nayanthara was reported to play the lead female role alongside Ravi after Thani Oruvan (2015),[6] with her also receiving a remuneration of ₹10 crore for 20-days call sheet.

[12] The film's music and background score is composed by Yuvan Shankar Raja in his second collaboration with Ahmed after Vaamanan (2009) and fifth with Ravi after Daas (2005), Deepavali (2007), Thillalangadi (2010), and Ameerin Aadhi-Bhagavan (2013).

[17] The distribution rights of the film in Tamil Nadu were acquired by Udhayanidhi Stalin, T. Kishore and G. Srinivasan under the banner of Red Giant Movies, Think Studios and S Picture.

"[20] Logesh Balachandran of The Times of India gave the film 2.5 out of 5 stars and wrote the "director's decision to make all the losses personal to the protagonist doesn't work much and only turns it into a common narrative".

[21] P Sangeetha of OTTPlay rated the film with 2 out of 5 stars and wrote "Director Ahmed's Iraivan is full of heavy-duty violence and gore that gets tiring after a point.