Kangna Amardeep Ranaut is an Indian actress and filmmaker who works primarily in Hindi films. Known for her portrayals of strong-willed, unconventional women in female-led films, she is the recipient of several awards, including four National Film Awards and five Filmfare Awards, and has featured six times in Forbes India's Celebrity 100 list. In 2020, the Government of India honoured her with the Padma Shri, the country's fourth-highest civilian award.

Once Upon a Time in Mumbaai is a 2010 Indian Hindi-language neo-noir crime thriller film written by Rajat Arora and directed by Milan Luthria. It stars Ajay Devgn, Emraan Hashmi, Kangana Ranaut, Prachi Desai and Randeep Hooda. Produced by Ekta Kapoor under the Balaji Motion Pictures banner, Once Upon A Time in Mumbaai was released on 30 July 2010 to generally positive reviews from critics, and was a box office hit. The film is loosely based on the lives of Mumbai underworld gangsters Haji Mastan and Dawood Ibrahim. A sequel, Once Upon ay Time in Mumbai Dobaara!, was released in 2013.