Rahul Bose (born 27 July 1967) is an Indian film actor, director, screenwriter, social activist, and rugby player. Bose has appeared in Bengali films such as Mr. and Mrs. Iyer, Kalpurush, Anuranan, Antaheen, Laptop and The Japanese Wife. He has also appeared in Hindi films such as Pyaar Ke Side Effects, Maan Gaye Mughal-e-Azam, Jhankaar Beats, Kucch Luv Jaisaa, and Chameli. He also played the antagonist in the 2013 Tamil-Hindi film Vishwaroopam. Time magazine named him "the superstar of Indian arthouse cinema" while Maxim named him "the Sean Penn of Oriental cinema" for his work in parallel cinema films like English, August and Mr. and Mrs. Iyer. He is also notable for his social activism: he participated in the relief efforts that followed the 2004 Boxing Day Tsunami and is also the founder of the anti-discrimination NGO, The Foundation.
Bose started his acting career on the Mumbai stage in Rahul D'Cunha's Topsy Turvey and Are There Tigers In The Congo? D'Cunha's aunt was the casting director for director Dev Benegal's film English, August and suggested that Bose should play the lead role. After filming a screen test, Benegal decided to cast him as civil servant Agastya Sen. Based on the novel of the same name by Upamanyu Chatterjee, English, August was one of the first Hinglish films and gained Bose international recognition when it became the first Indian film to be purchased by 20th Century Fox and won several awards at international film festivals.