Currently you are able to watch “Fat Man and Little Boy” streaming on Pluto TV for free with ads or buy it as download on Amazon Video, Google Play Movies, YouTube, Microsoft Store, Apple iTunes, Vudu, Redbox. It is also possible to rent “Fat Man and Little Boy” on Amazon Video, Google Play Movies, YouTube, Vudu, Microsoft Store, Redbox, Apple …. All ; Docs ; Funny ; Podcast ; Vids We Love ; FTB Weekends: Ontario Election, Musk’s In-Office Demand and Dawn’s Library Rant; FTB Weekends:. Little Boy and Fat Man On Display. At the National Atomic Energy Museum, Albuquerque, New Mexico, USA, representative weapon casings for the Little Boy and Fat Man type weapons are on display. Little Boy and Fat Man (136 K) Little Boy and.