[2] She has written screenplays for films such as the romantic drama Anjaana Anjaani (2010) and the thriller Kahaani (2012).
Almost Single was a runaway bestseller and called "Bridget Jones in a saree" by the UK's The Independent.
[6] Director Siddharth Anand had approached Kala to develop the story of two suicidal strangers who fall in love into a feature-length script.
[8] Sujoy Ghosh approached Kala with the idea for Kahaani, starring Vidya Balan.
[10] She reported that despite facing a language barrier and the chaos and poverty of the metropolis, she was charmed by the warmth of the people, which was reflected in the film.
[16][17][18][19] Apart from writing for films and novels, Kala has also written the television serial Airplane which aired on Star Plus.