Gautham Karthik is on a signing spree and there is no doubt about it. The young actor has been roped in to play the lead in Studio Green's next production venture Hara Hara Mahadevaki. The film will be directed by Santhosh Peter Jayakumar and also has Nikki Galrani, Karunakaran, Satish, Mottai Rajendran, R.K Suresh, Manobala, Mayilsamy, Bala Saravanan, Ravi Mariya and Namo Narayanan in important roles. From the first look, it promises to be a fun-filled comedy drama.