Debut and establishment (1989-1995)
Bhatt made her acting debut at age 17, in 1989 with Daddy, a TV film directed by her father Mahesh Bhatt. In the film, she portrayed a soul-searching teenage girl in an estranged relationship with her alcoholic father, played by actor Anupam Kher. Her performance in the film earned her the Filmfare Award for Best Female Debut. Her biggest solo hit and her big screen debut came with the romantic comedy Dil Hai Ke Manta Nahin (1991) opposite Aamir Khan, which is a remake of the Oscar-winning Hollywood classic It Happened One Night (1934). The film proved to be a breakthrough for Bhatt.
Her most well-known films in the 1990s include Sadak opposite Sanjay Dutt, one of the highest-grossing movies of the year 1991. The film was inspired by the 1976 American film Taxi Driver. Then in 1992 she was seen in Prem Deewane, directed by Sachin Pilgaonkar and produced by Ashok Ghai. The film was released in India on 12 June, and stars an ensemble cast including Jackie Shroff, Madhuri Dixit, Vivek Mushran, Manohar Singh, Ashalata Wabgaonkar, Prem Chopra and Kamal Chopra. In the same year, she starred in Junoon, reportedly inspired by the 1981 film An American Werewolf in London. The film was successful at the box office and received favourable reviews.
In 1993, she appeared in many films including Jaanam which is about a boy and girl from opposing families who meet and fall in love, determined not to let the hate between their parents stand in the way of their happiness and Phir Teri Kahani Yaad Aayee which was an Indian '90s melodious musical Hindi-language romance film. Both the films was widely appreciated by Critics. She then starred in Sir opposite debutant Atul Agnihotri. This film is about a peace-loving college professor Amar, who loses his son in a war break-out between the two gang leaders. The film was remade in Telugu as Gangmaster, with Rajasekhar. After that she appeared in Chor Aur Chaand opposite Aditya Pancholi. It is a love story with the backdrop of drugs and its effect on the youth of the nation. Although the film underperformed at the box office, it developed a significant cult following over the years since its release. Her next release was Ashutosh Gowariker's thriller Pehla Nasha, co-starring Deepak Tijori, Raveena Tandon, and Paresh Rawal. The movie is a remake of Brian de Palma's 1984 thriller Body Double. The film also has cameo appearances by Aamir Khan, Sudesh Berry, Rahul Roy, Shah Rukh Khan, Juhi Chawla and Saif Ali Khan as themselves. It remains the only film to have Aamir, Shah Rukh and Saif in a scene together along with Roy and Berry. Upon release, the film received negative reviews and failed at the box office. Bhatt's final release of 1993 was Mahesh Bhatt's romantic action film Tadipaar, with Mithun Chakraborty. The movie was released on the same day as Mithun's Shatranj and both went on to become hits based on Mithun's stupendous popularity at the time.