The lead actor Mohanlal's effort in performing all his combat scenes at the age of 57 without a stand-in was much appreciated by critics and audience.
It is the first Malayalam movie to have housefull show through pre-release ticket sales (in a theater in Alappuzha, Kerala) even before its shooting was complete.
The film became the highest-grossing Malayalam film ever. It grossed 152 Crore worldwide at the box office.
Action director Peter Hein originally planned a 6 months stunt workshop for the actor Mohanlal . But after watching Mohanlal's stunt performance, he was amazed and ended the workshop in 3 hours.
This is the first independent script penned by Udayakrishna. Before he used to write with Sibi K. Thomas, known as Siby Thomas Udayakrishna .