[3] Sahi pursued her education at Indraprastha College for Women,[4] and was a gold medalist in Sociology from Delhi School of Economics.

An alumnus of NSD, Delhi, Sahi started off with a theater career, with strong social activism a core value of the productions she was involved with.

Her thespian achievement, however, will always remain her role as the independent-minded and empowered lower-caste Punjabi woman she played in the highly acclaimed television film Tamas (1986).

Maya Memsaab was controversial for featuring an explicit sex scene between Sahi and then upcoming actor Shah Rukh Khan.

[11] In 2015, she returned to acting after 18 years appearing in her husband's film Manjhi – The Mountain Man in a cameo role as Indira Gandhi.

[7] She was the CEO of Maya Entertainment from 2000 to 2002 and was responsible for the long-term strategy of the company; she made many entries into other animation avenues such as MAAC, etc.