Thappu Thalangal (Eng: Wrong Notes) is a 1978 Tamil feature film directed by K. Balachander and produced by R. Venkataraman starring Rajinikanth, Saritha and Premila Joshi in the lead roles.
Kamal Haasan made a special appearance in the film. It was made simultaneously and released in Kannada as Thappida Thala. The film was remade in Malayalam as Kazhukan. The film is a saga of emotional and selfish world of human feelings.
Directed by – K. Balachander
Produced by – R. Venkataraman
Written by – K. Balachander
Starring – Rajinikanth, Saritha, Premila Joshi
Music by – Vijaya Bhaskar
Cinematography – B. S. Lokanath
Edited by – N. R. Kittu
Release dates – 30 October 1978
Running time – 131 minutes
Language – Tamil
