Cast & crew
Idhayam (1991)
Directed by Kathir Written by Kathir
Cast
| Heera Rajgopal | Geetha |
| Chinni Jayanth | Chinni |
| Janagaraj | College Brawler |
| Vijayakumar | Jenny's Father |
| Manorama | Bubba's Mother |
| Murali | Raja Harishchandra |
| Bharathiraja | Special Forces |
| Mohan Raman | |
| Prabhu Deva | Special Forces |
| Silk Smitha | Special Forces |
| Raju Sundaram | Nalla Nagappa |
| Typist Gopu | |
| Gangai Amaran | Special Forces |
| Gundu Kalyanam | |
| Meesai Murugesan | |
| Thambi Ramaiah | |
| Kumarimuthu | |
| Manobala | |
| Murali | Raja |
| Heera Rajgopal | Geetha |
| Chinni Jayanth | Chinni |
| Manorama | Raja's mother |
| Janagaraj | College Professor (Medical College) |
| Vijayakumar | Geetha's father |
| Mohan Raman | |
| Silk Smitha | Self |
| Raju Sundaram | Self |
| Bharathiraja | Self |
| Gangai Amaran | Self |
| Typist Gopu | |
| Prabhu Deva | Self |
| Kumarimuthu | |
| Gundu Kalyanam | |
| Meesai Murugesan | |
| Thambi Ramaiah | |
| Manobala |
Crew
| Ilaiyaraaja | Music |
| V. T. Vijayan | Editor |
| Kathir | Writer |
| Abdul Rehman | Cinematography |
| G. Saravanan | Producer |
| T. G. Thyagarajan | Producer |
| B. Lenin | Editor |
| Kathir | Director |
| Kathir | Director |
| G. Saravanan | Producer |
| Kathir | Writer |
| V. T. Vijayan | Editor |
| Abdul Rehman | Director of Photography |
| Ilaiyaraaja | Original Music Composer |
| T. G. Thyagarajan | Producer |
| B. Lenin | Editor |