List of Tamil films of 2004
Prior to the amendment of Tamil Nadu Entertainments Tax Act 1939 on 4 October 2004, Gross was 125 per cent of Nett for all films. Post-amendment, Gross fell to 115 per cent of Nett. Commercial Taxes Department disclosed 59.09 crore in entertainment tax revenue for the year.
A list of films released in the Tamil film industry in India in 2004:
Released films
Other releases
The following films also released in 2004, though the release date remains unknown.| Title | Director | Cast | Music director |
| Baabi | |||
| Image | J. Surya | ||
| Kizhakku Boomi | |||
| Pinju Nenjangal Puthiyathor Ulagam | |||
| Rush | S. Rajkumar | Rajkumar, Mangai | Jai Kishan |
| Pithan | N.Manikandan | Ashwathaman, Devan, Priya | Thasi |