Five determined men attempt a daring rescue under the Berlin Wall.
In Berlin in 1961, an American soldier and a German engineer join forces to build a tunnel under the Berlin Wall in order to smuggle out refugees, including the soldier's East German girlfriend.
Sandy Mueller
Georg Heptner
Emerich Weber
Martin Komansky
Self - US President (archive footage)
Joachim Lentz
Bruno Balderbach
Herr Klemnitz
Herr Heptner
Frau Lentz
Marta Kurzman
Klaus Schoenemann
Dr. Lentz
Lt. Geller
Vopo
Ilse Morrell
Frau Heptner
Intelligence Officer
Phil
Workman