Mary Sanderson is a fictional character from the 1993 film Hocus Pocus. She is one of the three Sanderson sisters, who are witches that return to life in modern-day Salem, Massachusetts. Portrayed by actress Kathy Najimy, Mary is known for her comedic personality and her ability to sense children nearby. In the film, Mary often uses her powers to assist her sister witches, Winifred and Sarah. Her character is characterized by her loyalty to her sisters and her humorous interactions with the other characters. The Sanderson sisters are central to the film's plot, which revolves around their attempts to capture children to regain their youth.