Malayalam actor Mammootty has officially returned to work after taking a seven-month break due to health concerns. He returns to cinema, joining the multi-starrer 'Patriot' directed by Mahesh Narayanan. The film reunites him with Mohanlal and features stars like Nayanthara and Fahadh Faasil. He also produces the thriller "Kalamkaval" under his banner, Mammootty Kampany.