Tamil action movie from director Subbu Sujatha.
Thandavam movie tells about the love and bond between the brothers Kashi Nathan (Mohanlal) and SwamiNathan(Nedumudi Venu) and it takes a turn when Saminathan is killed in an accident.Kashinathan realises Dasappa Kaundar(Manoj K Jayan) and minister shankar Das(Sai Kumar) are behind Swaminathan
Introvert Raghu finds love and support in the innocent Madhu, and he proposes to her, but she gets married to an NRI. Later, when she is betrayed by her husband, she realizes her love for Raghu.
A blind man with his 'Echolocation' power takes on a revenge mission.