Frank Black is a fictional character in the crime-thriller television series Millennium. Black serves as the primary character of the series, which centers on his investigation into unusual crimes as part of the private investigative organization the Millennium Group. Black appeared in all but one of the series' sixty-seven episodes, with "Anamnesis" being the exception; the character was portrayed by Lance Henriksen throughout the series. The character of Black was conceived by series creator Chris Carter as a modern Western hero, and has been considered the main constant throughout the series' changes in tone and direction. Henriksen was described by Carter as his "first and last" choice for the role, and has garnered critical acclaim for his portrayal, including three Golden Globe Award nominations.