Leif Tronstad assembles a sabotage group named Grouse. The aim is to assist the English commandos to blow up the water plant at Vemork. In Germany, Werner Heisenberg continues his work on the atomic reactor. Grouse is dropped over Hardangervidda and prepare a landing for the Englishmen.
Elenco: Andreas Döhler , Robert Hunger-Bühler , Marc Benjamin Puch , Christoph Bach , Peri Baumeister , Espen Reboli Bjerke , Endre Ellefsen , Ole Christoffer Ertvaag , Eirik Evjen , Anna Friel , Frank Kjosås , Espen Klouman-Høiner , Rolf Kristian Larsen , Ragnhild Myntevik , Mads Sjøgård Pettersen , Søren Pilmark , Christian Rubeck , Maibritt Saerens , Audun Sandem , Tobias Santelmann , Dennis Storhøi , Pip Torrens , Stein Winge , David Zimmerschied , Julia Schacht , Clara Lien Sunde , Torstein Bjørklund , Benjamin Helstad .