 She was the daughter of actors Hanns Lothar and Ingrid Andree, who divorced in 1965, the year before her father's death.She studied drama at the Hochschule für Theater und Musik (School of Theatre and Music) in Hamburg.Lothar was a member of the company of the "Deutsches Schauspielhaus" theatre in Hamburg for many years and her performances include roles in Frank Wedekind's Lulu plays ("Erdgeist" ("Earth Spirit") and "Die Büchse der Pandora" ("Pandora's Box")), produced by Peter Zadek.