Directed by: Helmut Weiss
Starring: Erich Ponto, Heinz Ruhmann, Hilde Sessak, Karin Himboldt
Revealing mistake: When Knebel draws a nude on the blackboard you see thin lines that help him complete the drawing.
Good Luck Chuck
In the chemistry lesson on alcoholic fermentation there is written on the blackboard: H6P5O11 -> cane sugar, which is plain nonsense.
A new menu and more - thoughts welcome...
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