Dostana is a 1980 Bollywood action drama film, produced by Yash Johar and directed by Raj Khosla. The film stars Amitabh Bachchan, Shatrughan Sinha, Zeenat Aman, Prem Chopra, Amrish Puri, Helen, Pran and Paintal. The film was the Third highest grossing hit of 1980 after Qurbaani & another of Amitabh Bachchan's film released that year namely Shaan.Dostana was one of the last successful movies directed by Raj Khosla. The film was remade in Tamil as Sattam with Kamal Haasan.
Vijay (Amitabh Bachchan) and Ravi (Shatrughan Sinha) are best friends who do not question each other about their careers. Vijay is a police officer and Ravi is a lawyer. While Vijay catches criminals, Ravi bails those criminals out and is employed by Daaga (Prem Chopra). One day both Vijay and Ravi meet Sheetal (Zeenat Aman) at different places and times, and both fall in love with her. While Vijay's love is more vocal and is reciprocated by Sheetal, Ravi has one-sided crush on Sheetal.
Ravi admits his love for Sheetal to Vijay who is devastated but decides to sacrifice his love for Ravi's sake. However, there is a misunderstanding when Daaga decides to stir up Vijay and Ravi's friendship by showing Ravi a photo of Vijay and Sheetal. Vijay and Ravi become rivals for the first time. The rest of the movie looks at the conflict between Vijay and Daaga. After the misunderstanding, Ravi is on Daaga's side but later learns the truth and atones for the his deeds.