The Prisoner of Karlsten's Fortress
Original title: Fången på Karlstens fästning
6.2(4)19161h 1mSV
Directed by Georg af Klercker
Count de Faber is working on a new type of explosive, but finds out that Professor Plussman has beat him to it. After an unsuccessful attempt to acquire the formula from Plussman, he breaks into the professor's house, steals the formula, and kidnaps his daughter, Mary. He takes her to Carlsten Fortress.
