Agnes Martin: Between the Lines is a 2016 documentary film about the abstract painter Agnes Martin. It is based on footage which director Leon d'Avigdor took when they met in 2002 in Taos, New Mexico, Martin's final place of residence. The first version was a 15-minute film which was shown for three months several times daily during the stop of the large 2015/2017 retrospective of the artist, organized by Tate Modern, at Kunstsammlung NRW in Duesseldorf, Germany. It was also screened on various other occasions, mostly for educational purposes. The feature-length documentary was published on DVD in February 2016 for the European and in April 2016 for the North-American market. The film played in the official selection of 2016 Santa Barbara Fine Arts Film Festival.