Visible crew/equipment: At the start Rene send Maria upstairs. When he does so, the shadow of a boom mic can be seen moving over the wall of the fireplace. (00:01:20)
Audio problem: When Rene comes upstairs to speak to Michelle the piano player in the background is out of sync with the music being played. (00:03:00)
Continuity mistake: When Rene comes upstairs to speak to Michelle, his hands and arms are covered in cement. However, when he arrives in the cafe from the basement his arms and hands are clean. Not enough time has elapsed for him to clean them all perfectly. (00:03:05)
Visible crew/equipment: When Michelle is speaking in the back room she leans over the table and says "Listen carefully..." when she does, the boom mic dips into view above her. (00:04:20)
Visible crew/equipment: When Herr instructs Helga to sit in the back room, a camera just peeps into shot on the screen right. (00:15:05)