Dream casts usually happen by accident — someone drops out, a replacement gets found, and it somehow works. Om Chapter 1: Udhiram – The Blood Wood skipped that whole process entirely. According to director Rajkumar Periasamy, every single actor was his first choice, and every one of them said yes on the first pitch.
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Om: No Backup Plans Needed
Speaking to Variety India, Periasamy revealed that Mammootty was literally his very first pick — cast as Karthikeyan before anyone else was locked in. From there, the pattern repeated: Dhanush, Indrans, Naseeruddin Shah, Sai Pallavi, and Sreeleela all came on board exactly as he’d envisioned.

| Cast Member | Role Status |
|---|---|
| Mammootty | First choice — cast as Karthikeyan |
| Dhanush | First choice — lead role |
| Sai Pallavi | First choice |
| Sreeleela | First choice |
| Naseeruddin Shah | First choice — marks Tamil comeback after 26 years |
| Indrans | First choice |
Why the Film Took So Long
Periasamy also addressed the elephant in the room: South Indian films, this one included, keep getting delayed. He pointed to a few honest, unglamorous reasons — post-production simply needing more time, actors’ shifting schedules, and location permissions falling through. He also flagged a structural issue: too many big films chase the same release windows, and with a limited number of screens, someone always has to step aside.
Release Date and the Clash Ahead
Om Chapter 1 is now locked for October 16, 2026 — one day after Rajinikanth’s Jailer 2, setting up a direct box-office face-off between two of Tamil cinema’s biggest names. The film is also planned as the first of a two-part franchise, with music by Sai Abhyankkar.
For more updates on South Indian cinema and upcoming release clashes, check out the entertainment coverage on TechnoSports.
FAQs
When does Om Chapter 1: Udhiram – The Blood Wood release?
It’s scheduled for October 16, 2026, a day after Rajinikanth’s Jailer 2 hits theaters.
Were any actors replaced during the making of Om?
No — director Rajkumar Periasamy confirmed every actor, from Mammootty to Dhanush, was his original first choice.





