Franziska Kinz

as Barbara Rohn

Ferdinand Marian

as Professor Walter Helmerding

Maria Landrock

as Sabine Helmerding

Klaus Detlef Sierck

as Thomas Helmerding

Karl Schönböck

as Dr. Werner Deinert

Else von Möllendorff

as Marion Dux

Paul Bildt

as Professor Stahlschmidt