Apart from acting, Deol owns a successful restaurants in Mumbai and a banquet hall that serves 2000 people. Deol has mostly acted in thriller films, often playing anti heroic characters who are forced to commit crime to avenge the deaths of loved ones. Examples of such films are Badal, Gupt, Jurm and Bichhoo. His films commonly involve themes of jealousy, deceit and revenge and his romantic thrillers often involve him caught in love triangle. Some of his successful films are Barsaat (1995), Gupt (1997), Soldier (1998), Badal (2000), Bichhoo (2000), Ajnabee (2001), Humraaz (2002), Apne (2007), and Yamla Pagla,Deewana (2011).