A respected financial reporter and part owner of Millennium magazine, known for his idealistic approach to journalism and his commitment to uncovering corruption.

An elderly, retired industrialist who seeks assistance with a personal investigation, he is portrayed as both sympathetic and manipulative.

Lisbeth Salander’s compassionate guardian who respects her autonomy and advocates for her against compulsory institutionalization.

CEO of Milton Security and Lisbeth Salander’s supportive employer, who overcomes his initial prejudices about her unconventional appearance.

Henrik Vanger’s lawyer who initially misjudges Salander but later respects her skills and follows her guidance.

Co-owner and editor-in-chief of Millennium magazine, she is a strong, intelligent woman navigating and improving the male-dominated world of publishing.

A member of the Vanger family who is known for her quick wit and directness, she becomes involved with Mikael Blomkvist during his investigation.

Lisbeth Salander’s appointed guardian after Palmgren, depicted as a predatory figure who abuses his position of authority.

Harriet Vanger’s brother and CEO of Vanger Corporation, known for his seemingly friendly demeanor.

Henrik Vanger’s grandniece, who disappears under mysterious circumstances central to the story’s investigation.