The soldiers_dev_diary_4_compressed.zip file you have requested: Media / Videos and Trailers / Dev Diary #04 - Voice Actors (compressed) - 22.26mb is not available. Perhaps try browsing all files for the game Soldiers: Heroes of World War II and upload any files you want to share or are missing. This is the only information we could locate:
The latest dev diary explains the process of implementing voice acting into the game, and gives an account of a day spent recording for the game. This is a smaller compressed version of the file.