These Actors Went Through A Grueling and Terrifying Process to Get Into Character

Isabelle Adjani, Possession

Horror buffs all over the world would agree that the subway scene of the 1981 film Possession is one of the most disturbing horror movie scenes in the history of cinema. It is definitely not for the faint of heart and for those who have a weak stomach.

Source: Endeared

Isabelle Adjani, who played the role of Anna, won the César Award but her role left her permanently traumatized. Her role was so emotionally and physically draining that it took her years of therapy to recover from it.