Comprehensive list of Tamil movies released in 2004. Click on movie names for more details.
| Movie Name | Director | Cast |
|---|---|---|
| Neranja Manasu | Samuthirakani | Vijayakanth, Susan, Sampath Raj, Manorama, Vinu Chakravarthy, Nasser, Mansoor Ali Khan, Senthil, Ammukutty Pushpamala, Ilavarasu, Venkat Prabhu, Adithya, M.S. Bhaskar, Pyramid Natarajan |
| Ramakrishna | Agathiyan | Jai Akash, Sridevika, Vani, Vijayakumar, Saranya Ponvannan, Charle, Jaguar Thangam |
| Engal Anna | Siddique | Vijayakanth, Prabhu Deva, Swarnamalya, Namitha |
| Jai | S. Narayanan | Prashanth, Anshu Ambani, Thyagarajan, Rajkiran |
| Kovil | Hari | Silambarasan, Sonia Agarwal, Rajkiran, Nassar |
| Pudhukottaiyilirundhu Saravanan | S. S. Stanley | Dhanush, Aparna Pillai |
| Virumaandi | Kamal Haasan | Kamal Haasan, Abhirami, Napoleon, Pasupathy |
| Thendral | Thangar Bachan | R. Parthiban, Uma |
| Vayasu Pasanga | Bharathi Kannan | Livingston, Vindhya, Anush, Jai Arvind |
| Kamaraj | A. Balakrishnan | Richard Mathuram, Vijayan, V. S. Raghavan |
| Varnajalam | Nakulan Ponnusamy | Srikanth, Sadha, Kutty Radhika |
| Autograph | Cheran | Cheran, Sneha, Gopika, Mallika, Kanika |
| Kangalal Kaidhu Sei | Bharathiraja | Vaseegaran, Priyamani |
| Adi Thadi | Shivraj | Sathyaraj, Napoleon, Abbas, Rathi |
| Gambeeram | Suresh | Sarath Kumar, Laila, Pranathi |
| Udhaya | Azhagam Perumal | Vijay, Simran |
| Kadhal Dot Com | Selvaraj | Prasanna, Anu Sasi, Shruthi Raj |
| Kanavu Meippada Vaendum | Janaki Vishwanathan | Ramya Krishnan, Asim Sharma, Karthik Srinivasan |
| Kuththu | A. Venkatesh | Silambarasan, Divya Spandana, Kalabhavan Mani |
| Ghilli | Dharani | Vijay, Trisha Krishnan, Prakash Raj |
| Aethiree | K. S. Ravikumar | R. Madhavan, Sadha, Kanika, Rahman |
| Vaanam Vasappadum | P. C. Sriram | Karthik Kumar, Poongkodhai Chandrahaasan |
| Kavidhai | Kicha | Vamsi, Chaya Singh, Sarath Babu |
| Arul | Hari | Vikram, Jyothika, Pasupathy |
| Jana | Shaji Kailas | Ajith Kumar, Sneha |
| Perazhagan | Sasi Shankar | Suriya, Jyothika, Vivek |
| Aaytha Ezhuthu | Mani Ratnam | Suriya, R. Madhavan, Siddharth, Meera Jasmine, Trisha Krishnan, Esha Deol |
| Jore | Selva | Sathyaraj, Sibiraj, Bhanupriya, Gajala, Ramana |
| Maanasthan | Bharathy | Sarath Kumar, Abbas, Sakshi Sivanand |
| Machi | K. S. Vasanthakumar | Dushyanth, Shubha Poonja, Pasupathy |
| New | S. J. Surya | S. J. Surya, Simran, Devayani, Kiran |
| Sema Ragalai | Ram | Sathyaraj, Devayani, Kalabhavan Mani |
| Shock | Thyagarajan | Prashanth, Meena, Abbas |
| Sullan | Ramana | Dhanush, Sindhu Tolani, Pasupathy |
| Azhagiya Theeye | Radha Mohan | Prasanna, Navya Nair, Prakash Raj |
| Sound Party | Aarthi Kumar | Sathyaraj, Prathyusha |
| Vasool Raja MBBS | Saran | Kamal Haasan, Sneha, Prabhu, Prakash Raj |
| Azhagesan | Aarthi Kumar | Sathyaraj, Prema |
| Madhurey | Ramana Madhesh | Vijay, Rakshitha, Sonia Agarwal, Tejashree |
| Kudaikul Mazhai | Parthiban | R. Parthiban, Madhumitha |
| Chellamae | Gandhi Krishna | Vishal, Reemma Sen, Bharath |
| Arasatchi | N. Maharajan | Arjun, Lara Dutta, Raghuvaran |
| Gajendra | Suresh Krishna | Vijayakanth, Laya, Flora |
| Giri | Sundar C | Arjun, Reemma Sen, Divya Spandana, Devayani |
| M. Kumaran son of Mahalakshmi | M. Raja | Jayam Ravi, Asin, Nadhiya Prakash Raj |
| Bose | Senthil Kumar | Srikanth, Sneha, Kalabhavan Mani |
| Adhu | Ramesh Krishnan | Sneha, Abbas, Aravind, Suha |
| 7G Rainbow Colony | Selvaraghavan | Ravi Krishna, Sonia Agarwal |
| Vishwa Thulasi | Sumathy Ram | Mammooty, Nandita Das |
| Attagasam | Saran | Ajith Kumar, Pooja Umashankar |
| Chatrapathy | Srimahesh | Sarath Kumar, Nikita Thukral |
| Dreams | Kasthuri Raja | Dhanush, Diya, Parul Yadav |
| Manmadhan | A. J. Murugan | Silambarasan, Jyothika, Sindhu Tolani |
| Maha Nadigan | Sakthi Chidambaram | Sathyaraj, Namitha, Mumtaj |
| Aai | A. Venkatesh | Sarath Kumar, Namitha |
| Jaisurya | Manoj Kumar | Arjun, Laila, Chaya Singh |
| Jananam | D. Ramesh | Arun Vijay, Priyanka Trivedi, Raghuvaran |
| Kaadhal | Balaji Sakthivel | Bharath, Sandhya |
| Meesai Madhavan | S. Ramu | Ramana, Kutty Radhika |