For Rajinikanth's role in Rana, he had to shed 20kg of weight. As a result, after shedding 20kg, Rajinikanth suffered heavy health problem.
Vadivelu was nominated to play one of the important roles in this movie. But due to his controversial motifs during the 2011 legislative assembly elections in Tamil Nadu, he was dropped.
The film was shelved due to Rajnikanths health problems.