with such actor a ralph richardson and raymond massey and cedrick hardwicke and and margaretta scott and how can you go wrong . very unusual scenics and especially the modern one . the realization of the modern machinery be very effective . here you have ray gun blast from build vehicle that help clear the area and so new structure can be make . although she much young in this film and it not very hard to figure out who the future mrs. pumphrey from the bbc series and all creature great and small be go to be . really effective reappearance of both raymond massey and ralph richardson . the musical score be by the renowned swiss composer and artur honegger and it be also unusual . for the time ( 1936 ) it look like they use really and large set or the effect make it seem that way . lastly and it a really good story .