该电影由David Brückner执导，Moloch、Kristina Kostiv、大卫·布鲁克纳、Olivia Dean、Ildiko Preszly、Matthias Schmidt、Kris Santa、Josh Madry、Sebastian Gutsche、Ingolf Funke、Sebastian Matthias Weißbach、Sascha von Hinrichs、Michael Krug等主演，于2017年上映。在98分钟的叙事中，《超窒然》（又名：内详）An international group of film students finds a disturbing video clip on the dark web which seems to contain poltergeist phenomena. Agreed that it’s just what they need for their latest documentary project the group travels to the sanatorium shown in the video clip. Once there, they rig up their camera equipment and start to explore the possible ghost activities - until the true horror begins.