Leone entered the adult entertainment industry in the early 2000s, famously named in March 2001 and Penthouse Pet of the Year in 2003. During this phase, she not only acted but also produced and directed over 60 films under her own production company, Sun Lust Pictures . Her mainstream breakthrough began with her participation in the Indian reality show Bigg Boss in 2011, where she was approached by filmmaker Mahesh Bhatt for her first Bollywood role. Major Bollywood Filmography

: A musical drama where she played a double role, showcasing her versatility beyond item numbers.

Leone is perhaps most famous for her high-budget music videos and "item numbers" in major Bollywood films, which have garnered hundreds of millions of views on platforms like YouTube.

Following her debut in the erotic thriller Jism 2 , Leone became a staple of commercial Indian cinema, often recognized for her bold screen presence.