Priyamaana Thozhi (2003) as 'Kaka' Ramesh.Panchathantiram (2002) as Sardarji, Police.Unnai Ninaithu (2002) as Krishnamoorthy.Krishna Krishna (2001) as Sivaramakrishnan.Vetri Kodi Kattu (2000) as Sekar's friend.Koodi Vazhnthal Kodi Nanmai (2000) as Ramesh.Thenali (2000) as Panchabootham's assistant.

Unnidathil Ennai Koduthen (1998) as Selvam's friend.Ramesh Khanna is seen in a substantial role in the Ajith starrer Veeram (2014). Ramesh has written dialogues for Muni (2007) and Nam Naadu (2007) and written story of the film Aadhavan (2009). He has also appeared in supporting roles in films such as Thulluvadho Ilamai (2002). Khanna has acted in notable roles in films such as Padayappa (1999), Friends (2001), Unnai Ninaithu (2002) and Villain (2002). Only after, director Vikraman introduced him as comedian in Unnidathil Ennai Koduthen (1998), he came to limelight. He later started working on a film titled Genius in 2000, but the project eventually was shelved.

The film was revived under new title Thodarum with new cast involving Ajith Kumar, Heera and Devayani. The remake was initially titled as Maa Vilakku and was supposed to star Jayaram and Meena, but went through cast changes. Ravikumar was meant to remake the Telugu film Maavichiguru (1996) starring Jagapati Babu and Aamani into Tamil for Sridevi Movie Makers, but his busy schedule meant that he recommended Ramesh Khanna to the producers. He became assistant to directors Karaikudi Narayanan, Pandiarajan ( Aan Paavam), Kodi Ramakrishna, Vikraman ( Poove Unakkaga, Suryavamsam, Unnai Ninaithu and Priyamana Thozhi) and K.S.Ravikumar. Manohar's drama troupe from the age of 5 as child artist of more than 1000 dramas up to his age of 10 and was appreciated by Sarvepalli Radhakrishnan, President of India at that time. Khanna was born on 12 June 1954 in Chennai and third child to the family.

Tamil comedy dialogues