She gained an international reputation as a director with her graduation film Is This Fate? (Von wegen Schicksal, 1979), winning various prizes — including the German Film Award — for this portrait of a mother who rebels against her role in society. The film was the subject of considerable debate and became an important impulse for the development of documentary cinema in Germany.
Whether presenting the everyday life of a model in Eyes Fixed on the Money (Mit starrem Blick aufs Geld, 1983), questioning the continuing existence of political utopias in Walking Tall: Rudi Dutschke - Trails (Aufrecht Gehen Rudi Dutschke - Spuren, 1988), investigating in Rodina Means Home (Rodina heisst Heimat, 1992) the perspectives for the future lives of Soviet soldiers withdrawing from Germany, or raising the question of relative guilt and atonement in God's Cell — A Women's Prison (Gotteszell - Ein Frauengefaengnis, which premiered in the Berlinale Forum in 2001).
Reidemeister's award-winning films reveal the balance of power within society that determines the lives of individuals, especially those of women.