The G.D.N cast is led by R. Madhavan as inventor G.D. Naidu. Sathyaraj plays Ramiah Pillai, while Priyamani, Jayaram, Yogi Babu and Dushara Vijayan are among the prominent actors whose character names have not yet been announced.
This is a large biographical-drama ensemble, but only a few role names are public. The table below separates the named characters from actors whose parts remain under wraps.
G.D.N cast at a glance
| Actor | Character | Status |
|---|---|---|
| R. Madhavan | G.D. Naidu | Confirmed |
| Sathyaraj | Ramiah Pillai | Confirmed |
| Carl Andrew Harte | Adams | Confirmed in film credits |
| Priyamani | Character name not announced | Cast confirmed |
| Jayaram | Character name not announced | Cast confirmed |
| Yogi Babu | Character name not announced | Cast confirmed |
| Dushara Vijayan | Character name not announced | Cast confirmed |
| Kaniha | Character name not announced | Cast confirmed |
| Vinay Rai | Character name not announced | Cast confirmed |
| Aditi Balan | Character name not announced | Cast confirmed |
R. Madhavan as G.D. Naidu
Madhavan plays Gopalswamy Doraiswamy Naidu, the Coimbatore inventor and industrialist whose work gives the film its title. The trailer moves between younger and older versions of Naidu, making Madhavan the visual anchor across different phases of the story.
His involvement extends beyond the lead performance. Madhavan is also credited on the screenplay and as one of the film’s producers, placing him at the centre of how Naidu’s life has been shaped for the screen.
Sathyaraj as Ramiah Pillai
Sathyaraj plays Ramiah Pillai, one of the few named supporting characters revealed before the film’s release.
Jayaram, Priyamani and Dushara Vijayan
Jayaram appears on the opposing side of Naidu’s struggle in the trailer, but the character’s name has not been announced. Priyamani and Dushara Vijayan also have prominent billing, although their exact roles remain under wraps.
Who else is in the G.D.N cast?
The broader cast includes Yogi Babu, Kaniha, Vinay Rai, Aditi Balan, Karunakaran, Thambi Ramaiah, Tejeenthan Arunasalam, Rasika Sunil and Sheela Rajkumar. Ramesh Tilak, Richard Bhakti Klein and Carl Andrew Harte are also part of the ensemble, with Harte credited as Adams.
The number of supporting actors fits the scale suggested by the trailer, which follows Naidu through business, invention and conflict with colonial authorities. Most of those individual character names remain unannounced.
When does G.D.N release?
G.D.N is scheduled to release in cinemas worldwide on August 7, 2026. The Tamil biographical drama is also planned in Telugu, Malayalam, Kannada and Hindi. For the date, official trailer and current OTT status, read our G.D.N release-date guide.
G.D.N cast FAQ
Who plays G.D. Naidu in G.D.N?
R. Madhavan plays inventor and industrialist G.D. Naidu.
Who does Sathyaraj play in G.D.N?
Sathyaraj plays Ramiah Pillai, an important supporting character in the biographical drama.
Are Priyamani and Jayaram in the G.D.N cast?
Yes. Priyamani and Jayaram are both in the cast, but their character names have not been announced.
When is G.D.N releasing?
G.D.N is scheduled for a worldwide theatrical release on August 7, 2026.