East Berlin, shortly after the construction of the Berlin Wall. Kurt Schröder and his family dig a tunnel to escape to West Berlin as they struggle to overcome the obstacles blocking their underground path to freedom.
Don Murray
as Kurt Schröder
Christine Kaufmann
as Erika Jürgens
Werner Klemperer
as Walter Brunner
Ingrid van Bergen
as Ingeborg Schröder
Edith Schultze-Westrum
as Frau Schröder
Bruno Fritz
as Uncle Albert
Maria Tober
as Marga
Horst Janson
as Günther Jürgens
Carl Schell
as Major Eckhardt
Anita Kupsch
as Bambi
Helma Seitz
as Frau Jürgens
Kai Fischer
as Heidi Eckhardt
