I worked on this while writing the script for U-977, using it as an inspiration to get it finished. The trailer employs a mixture of original video with a vintage film effect. The voice over is an actual BBC radio archive from Berlin 1945, recorded at the bunker.
'The Argentine Job' is a book based on an award winning screenplay, published by Aisle Seat Books. It is available in paperback or e-book here: http://graybooks.net/aisleseatbooks/the-argentine-job