She played a Hindu girl "Kamala", who was abducted by the notorious dacoit "Madhumallar" in the film and transforms into a courageous "Meherjaan" after being rescued and trained by the philanthropist Habir Khan.

Her co-stars in the film included Swastika Mukherjee, Parambrata Chatterjee, Sabyasachi Chakrabarty and Rudranil Ghosh.

[13] 2011 saw her in the Telefilms Kolkatar Jongole and Rajbarir Rahasya, based on the famous adventure series Kakababu, by Sunil Gangopadhyay.

The story revolves around the character "Nandini", who works for a NGO and is married 3 times and dies under mysterious circumstances.

[16] She has also appeared in the film Atmogopan, by Somnath Sen. Mumtaz plays the character "Anu", Subhash Chatterjee essays her father.

Mumtaz had her Tamil debut in the movie, Irudhi Suttru where she played the role of Lakshmi(Luz), a young female boxer.

She made her Bollywood debut in the same role for same movie in the Hindi version named Saala Khadoos.