Deol's first release of 2010 was Neeraj Pathak's crime thriller Right Yaaa Wrong which had him playing a police inspector. Yamla Pagla Deewana was Sunny's only release in 2011 and was one of the biggest successes of the year. In 2011, he started working in Radhika Rao and Vinay Sapru's I Love NY opposite Kangana Ranaut and in Chandraprakash Dwivedi's Mohalla Assi opposite Sakshi Tanwar, but due to some reason both films have been delayed. For the first time in his career, Sunny lent his voice (for Bheem) in the Animated film Mahabharata; produced by Jayantilal Gada of PEN India Pvt Ltd. His future venture is Neeraj Pathak's Bhaiyyaji Superhitt (where he plays a double role for the first time). . It earned US$6. 7 million whereas Yamla Pagla Deewana earned US$14 million. In the end of 2013 Sunny's movie Singh Saab The Great was loved massively and created a big pandemonium in the cinema hall as well as on Facebook. In 2016, Ghayal Once Again was released which is a sequel to his 1990 film Ghayal and is the second film directed by him. His latest movie in 2017 was Poster Boys, which became a semi hit at the box office. In 2018, Deol appeared in Yamla Pagla Deewana: Phir Se, Bhaiaji Superhit and Mohalla Assi. In 2019, he set to direct Pal Pal Dil Ke Paas, marking the debut of his son Karan Deol.