Tannaz began her film career in 2000, with her debut as Neeta in Kaho Naa... Pyaar Hai, directed by Rakesh Roshan.

[citation needed] Her significant credits include Abbas Mustan's thriller 36 China Town, Sooraj Barjatya's Main Prem Ki Diwani Hoon, and Jugal Hansraj's Roadside Romeo.

[citation needed] In 2009, she featured as a housemate on the reality show Bigg Boss 3;[1] and participated in Maa Exchange in 2011, with Vindu Dara Singh's wife Dina.

[citation needed] She was 20 when she gave birth to her first daughter Zianne, who stays with her ex-husband Farid Currim.

However, Delnaaz and his elder brother, Paurus Irani, helped to convince their parents, and the couple got married in 2007.