Kamal Haasan a constant learner and an experimenter learned how to ride a moped without using his hand.
Extensive sets of rural tamilnadu and prison were erected in Chennai. Bulls from Madurai and nearby districts were transported to Chennai for the bull fight sequences .
Shot via live-recorded sound.
Initially, the film was named as Sandiyar. Then the production unit had several problems pressuring them to change the name and hence changed to Virumaandi later. Few years later a film with the same name(Sandiyar) released but had no issues with the film's name.
The film's narrative is based on the Rashomon effect.