Watch Field of Green: A Soldier’s Animated Sketchbook (2008) : Full Movie Online Free A hand drawn animation developed between 2000 and 2007, Field of Green was based on drawings made by Sky David (formerly known as Dennis Pies) during his tours in the United States Army during the Vietnam War between 1967 and 1970. The documentary animation relives these events and reenacts the major metal and bodily traumas that they caused, mixing animation with video footage and body motion.