Urban Explorer (2011)

Cast: Nathalie Kelley, Klaus Stiglmeier, Nick Eversman, Catherine de Léan, Max Riemelt, Brenda Koo, Adolfo Assor, Johannes Klaußner, Andreas Wisniewski, Carlo Degen

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 s…