Sasi's father K. Damodaran (25 February 1912 – 3 July 1976) was a Marxist theoretician and writer and one of the founder leaders of the Communist Party of India.

[citation needed] He started working as a cartoonist while being a student at JNU during the late seventies.

His documentaries include "A Valley Refuses to Die", "We Who Make History", "Living in Fear", "In the Name of Medicine" and "Voices from a Disaster", Fabricated!, America America, Resisting Coastal Invasion and Development at Gunpoint.

[2][3] His feature films include Ilayum Mullum, on the social and psychological violence on women in Kerala.

[citation needed] Ek Alag Mausam (A Different Season) (Hindi: एक अलग मौसम) is a 2003 Hindi language movie directed by Sasi and starring Nandita Das, Anupam Kher, Renuka Shahane, Rajit Kapur, Arundathi Nag, Sreelatha and Sally Whittaker, and Ssh..Silence Please,[4] a silent comedy film on development.