Dennis Casewel - is a video game designer. Dennis Casewel began his career in 2013 and has worked for companies such as SCE Japan Studio and Sony Interactive Entertainment America. Dennis Casewel's first game was The Playroom which was released 10 years ago. Best Game Dennis Casewel contributed to was The Playroom. Dennis Casewel's latest work is The Playroom which was released 10 years ago.