Following the premiere of Marvel's The Defenders, Netflix has released the teaser trailer for The Punisher. This gives us an intense first look at the highly-anticipated series, which sees Jon Bernthal as Frank Castle take his frustrations out on a concrete floor with a sledge hammer. The trailer also features brief clips giving us a glimpse into Castle's past involving his family and his time in the military. One this that the trailer makes clear is that "he's coming to collect."