Regai


Regai is a 2025 Indian Tamil-language Crime Thriller Police procedural streaming series written and directed by M. Dhinakaran for ZEE5. Produced by S. Singaravelan under the banner of S.S Group. It is based on the novel of the same name by Rajesh Kumar. The series follows several Tamil Nadu Police Sub-inspector and Constables in their struggles while they discover severed hands in an ice vending cart.

The primary cast includes Bala Hasan with Pavithra Janani, Anjali Rao, Vinodhini Vaidyanathan, Poobalam Pragathesh, E. Indrajith and others. It released on ZEE5 on 28 November 2025, and will air in Tamil and Telugu languages.

Cast

Production

Development

It is an adaptation of the novel of the same name by Rajesh Kumar. The series is produced by S. Singaravelan under the S.S Group. It is the second collaboration with ZEE5 after Seruppugal Jaakirathai.

Casting

The series stars Bala Hasan as Sub-inspector Vetri in the lead role in his second collaboration in a limited series after The Game: You Never Play Alone. Actress Pavithra Janani was cast as Constable Sandhiya, marking her return after Bigg Boss 8. This is her first lead role in a limited series.

Release

The first Announcement promo was released on 14 November 2025 featuring the poster showing a name card. The series trailer was released on 19 November 2025 and announced a release date of 28 November. The show premiered in Tamil and Telugu languages on ZEE5.

Reception

Regai received mixed reviews from critics. India Today described the series as an "easy watch for crime drama viewers" and noted that, despite "technical flaws and familiar tropes," the show functions as a straightforward whodunnit.
OTTplay wrote that the series had "potential with its central premise" but found the overall execution "rushed and underwhelming," giving it a rating of 2/5.
Cinema Express called the show "mildly engaging" and remarked that it "does not fully rise above its old-school approach," rating it 2.5/5.