She started her career in anchoring through 'Ulkazhcha' in Asianet and made her acting debut in 2007 through the Malayalam film Time directed by Shaji Kailas. She is known for roles in Bheeshma Parvam, Godha, Take Off, Malik, Tuck Jagadish (Telugu), Game Over (Tamil, Telugu, Hindi), F.I.R (Tamil) and Neelathamara. She has also associated with 'Abhinaya', a theatre group in Thiruvananthapuram, Kerala. Parvathi has worked with the director M.G Jyothish for the plays The Lady from the Sea (Sagara Kanyaka), The Lesson, Irakalodu Mathramalla Samsarikendathu and Bhagavadajjugam. She has authored a book titled Mayoorageethangal and penned lines for few musical albums.