Ilaiyaraaja and Panchu Arunachalam.
50 films with both credited.
| Year | Film | Ilaiyaraaja | Panchu Arunachalam | Language |
|---|---|---|---|---|
| 1976 | Annakili | Music Director | Writer | Tamil |
| 1977 | Bhuvana Oru Kelvi Kuri | Music Director | Writer | Tamil |
| 1977 | Gaayathri | Music Director | Writer | Tamil |
| 1977 | Kavikkuyil | Music Director | Writer | Tamil |
| 1978 | Kaatrinile Varum Geetham | Music Director | Writer | Tamil |
| 1978 | Vatathukkul Chadhuram | Music Director | Writer | Tamil |
| 1979 | Aarilirunthu Arubathu Varai | Music Director | Writer | Tamil |
| 1979 | Kalyanaraman | Music Director | Writer | Tamil |
| 1979 | Kavari Maan | Music Director | Writer | Tamil |
| 1979 | Niram Maaratha Pookkal | Music Director | Writer | Tamil |
| 1979 | Vetrikku Oruvan | Music Director | Writer | Tamil |
| 1980 | Murattu Kaalai | Music Director | Writer | Tamil |
| 1980 | Ullasa Paravaigal | Music Director | Writer | Tamil |
| 1981 | Ellam Inba Mayyam | Music Director | Writer | Tamil |
| 1981 | Garjanai | Music Director | Writer | Tamil |
| 1981 | Kadal Meengal | Music Director | Writer | Tamil |
| 1981 | Kazhugu | Music Director | Writer | Tamil |
| 1982 | Anandha Ragam | Music Director | Producer, Writer | Tamil |
| 1982 | Enkeyo Ketta Kural | Music Director | Writer | Tamil |
| 1982 | Magane Magane | Music Director | Producer, Writer | Tamil |
| 1982 | Sagalakala Vallavan | Music Director | Writer | Tamil |
| 1983 | Adutha Varisu | Music Director | Writer | Tamil |
| 1983 | Mann Vasanai | Music Director | Writer | Tamil |
| 1983 | Paayum Puli | Music Director | Writer | Tamil |
| 1983 | Thoongadhey Thambi Thoongadhey | Music Director | Writer | Tamil |
| 1983 | Veetula Raman Veliyila Krishnan | Music Director | Producer | Tamil |
| 1984 | Kuva Kuva Vaathugal | Music Director | Producer | Tamil |
| 1984 | Thambikku Entha Ooru | Music Director | Writer | Tamil |
| 1984 | Vaazhkai | Music Director | Writer | Tamil |
| 1985 | Japanil Kalyanaraman | Music Director | Writer | Tamil |
| 1985 | Nalla Thambi | Music Director | Writer | Tamil |
| 1985 | Uyarndha Ullam | Music Director | Writer | Tamil |
| 1988 | Dharmathin Thalaivan | Music Director | Writer | Tamil |
| 1988 | En Jeevan Paduthu | Music Director | Producer | Tamil |
| 1988 | Guru Sishyan | Music Director | Writer | Tamil |
| 1988 | Manamagale Vaa | Music Director | Director, Writer | Tamil |
| 1989 | Mappillai | Music Director | Writer | Tamil |
| 1989 | Rajadhi Raja | Music Director | Writer | Tamil |
| 1990 | Athisaya Piravi | Music Director | Writer | Tamil |
| 1990 | Enkitta Mothathe | Music Director | Writer | Tamil |
| 1990 | Michael Madana Kama Rajan | Music Director | Lyricist | Tamil |
| 1990 | Puthu Paatu | Music Director, Producer | Director, Writer | Tamil |
| 1991 | Dharma Dorai | Music Director | Writer | Tamil |
| 1992 | Pandiyan | Music Director | Writer | Tamil |
| 1992 | Singaravelan | Music Director | Writer | Tamil |
| 1992 | Thambi Pondatti | Music Director, Producer | Director, Writer | Tamil |
| 1993 | Enga Muthalali | Music Director, Producer | Writer | Tamil |
| 1994 | Vanaja Girija | Music Director | Writer | Tamil |
| 1994 | Veera | Music Director | Writer | Tamil |
| 1995 | Mayabazar | Music Director | Producer, Writer | Tamil |