Before entering in the industry, Siddiqui had worked in a number of television commercials for brands including ICICI Bank, Bombay Dyeing, Cadbury Perk, Suzuki Alto and Gillette.[4] Siddiqui made his debut in a music video which was directed by Subhash Ghai. His screen appearance in the video gained him a parallel lead role in the film Joggers' Park (2003).[5] Actor Victor Banerjee was impressed by his acting skills and offered him to play lead role in the film Ho Sakta Hai (2006), directed by Wilson Louis.[a] Critic Taran Adarsh praised Siddiqui's performance in the film.[7]
In 2007 he participated in the song "Mujhe Khabar Thi" from Lata Mangeshkar's music album Saadgi(2007) opposite Mona Singh, launched by T-Series.
Siddiqui was born and brought up in MumbaiMaharashtra. He was married to Raahat with whom he had a daughter, Ariana, born on 19 November 2003 and a son, Ilhaan, born on 1 September 2010. In 2013 the couple separated[1] and in 2015 the couple were divorced.
^The film "Ho Sakta Hai" was originally released in 2006,[6] whereas "The Film" which was released in 2005 became his first film as a lead character.[5]