|Directed by||Ramesh Balakrishnan|
|Produced by||Jothi Prasad|
|Written by||Ramesh Balakrishnan|
Liaquat Ali Khan (dialogues)
|Cinematography||S. V. Rajakishan Sagar|
Maruthi Movie Makers
Thadayam (English: Clue) is a 1997 Tamil action film directed by Ramesh Balakrishnan. The film features Vijayashanti, Ramki and Indraja in lead roles. The film, produced by Jothi Prasad Srinivasan, had musical score by Deva and was released on 28 November 1997. The film is partly inspired by the Telugu film Gang Leader.
Chadrasekhar (Ramki), alias Chandru, is a graduate but he cannot find a job so he often goes to jail for earning a living. He lives with his friend Jeeva. Jothi (Vijayashanti), a fearless criminal lawyer, fights against injustice. Chandru falls in love with Devi (Indraja) while Jothi is in love with Chandru.
- Vijayashanti as Advocate Jyothi
- Ramki as Chandru (Chadrasekhar)
- Indraja as Devi
- Nagesh as Jyothi's Grandfather
- Radha Ravi as Jyothi's father, Dhanashekar
- Devan as Pandian, leader of a Rebel Group
- Delhi Ganesh as Somu, Dhanashekar's PA
- Rami Reddy as Jail Superintendent Pandidurai
- Vadivelu as Neethidevan M.A., PA to advocate Jyothi
- Uday Prakash as Jeeva, member of Pandian's group
- Vinodhini as Jyothi
- V. Gopalakrishnan
- Mahanadi Shankar as Pandian's henchman
- Jaguar Thangam
- Chelladurai as Vadivelu
- Vittal Rao
- Idichapuli Selvaraj as Constable
|Soundtrack album by|
|Genre||Feature film soundtrack|
|3||'Oh Poornima'||P. Unni Krishnan, K. S. Chithra||4:59|
|4||'Oh Thevathaye'||P. Unni Krishnan||5:22|
|5||'Velli Velli'||Mano, Amrutha||5:05|
- "Thadayam (1997) Tamil Movie". spicyonion.com. Retrieved 23 February 2014.
- "filmography of thadayam". cinesouth.com. Archived from the original on 30 December 2010. Retrieved 23 February 2014.
- "Thadayam : Tamil Movie". hummaa.com. Retrieved 23 February 2014.
- "Thadayam — Raaga". raaga.com. Retrieved 23 February 2014.