1. Om Shanti Om (2007)
This was Deepika's debut film, and it was a huge launchpad for her. She played a dual role of Shanti Priya and Sandy. Shanti Priya is a popular film actress in the 1970s who is secretly married to a film producer. She is kind, graceful, and admired by many, including the protagonist, Om. Sandy is Shanti Priya's lookalike in the present day. She helps Om (reincarnated) to avenge Shanti's death. This film showcased her beauty and screen presence and established her as a rising star.