Filmmaker Priyadarshan has revealed that actor Mohanlal will star in the Akshay Kumar and Saif Ali Khan starrer film 'Haiwaan'. He stated, "What character he plays, I don’t want to say right now." The shooting of the movie, which also stars Saiyami Kher began on August 23 and is said to be adapted from Mohanlal’s 2016 movie 'Oppam'.