He also worked on the Citizen's Justice Committee and played a principal part in resisting and investigating the excesses of the period, including the 1984 Anti-Sikh riots, and human rights violations in the Punjab, Kashmir, and the North-East .. His refusal to consider kashmiri pandits who had fled valley in 1990 as human right victims caused much controversy and led to his dubbing as " Terrorists ' defender in chief " as he regularly attacked Indian army for fake encounters and extra judicial killings. In 1995, he departed from his earlier stand of considering firing by police as human rights violation and defended UP government in Muzaffarnagar police firing and rape on Uttarakhand state demand activists on 2 October 1994 in Supreme Court. His volte face was noted by honourable bench with humour and he won the case with court ruling that there was not adequate evidence of wilful human rights violation by State government. But it led to his breaking ranks with radical humanists.

He left Europe in 1984 to pursue a Ph. D. in Composition ( awarded in 1988 ) at Stony Brook University ( USA ), where he studied composition with Bülent Arel and electronic music with Daria Semegen.

Argento's father died during its production, Vanessa Redgrave quit the project before filming began, he had problems working with his former long-time girlfriend and collaborator Daria Nicolodi on-set and the cast and crew were plagued by several minor accidents and mishaps.

Asia Argento was cast as the lead player, along with her mother and frequent Argento collaborator Daria Nicolodi in a supporting role.

It was co-written by Argento and Daria Nicolodi, produced by Claudio and Salvatore Argento and stars Jessica Harper, Stefania Casini, Alida Valli and Joan Bennett.

Scriptwriter Daria Nicolodi stated that Suspiria < nowiki >'</ nowiki > s inspiration came from a tale her grandmother told her as a young child about a real life experience she had in an acting academy where she discovered " the teachers were teaching arts, but also black magic.

Their granddaughter is actress Daria Nicolodi and their great-granddaughter is actress Asia Argento.