Urban Explorer Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Anxious to explore the mysterious hidden world under metropolitan Berlin an international group of four urban explorers hires a local guide Kris who leads them into the maze of escape tunnels and subterranean fortifications under the city. When their guide has a bad fall two of the girls in the group frantically set off to seek help while Denis the young American stays behind. Armin a former East German border guard suddenly appears from nowhere. Out of sheer desperation Denis allows Armin to lead them and their unconscious guide to safety and it is at this moment that Denis realizes he has just made the biggest mistake of his life! Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Brenda Koo, Max Riemelt, Adolfo Assor, Nick Eversman, Nathalie Kelley, Klaus Stiglmeier, Johannes Klaußner, Catherine de Léan, Andreas Wisniewski .