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.
Cast
Nils Olaf Chrisander
Greve de Faber - Sprängämnesexpert
Maja Cassel
Mary Plussman
Manne Göthson
C.J. Plussman - Professor
Arvid Hammarlund
Doctor Johnson
Gustaf Bengtsson
De Fabers medhjälpare i båten / Medhjälpare på Karlstens fästning
Victor Arfvidson
Berger - Fästningsförvaltare
Lilly Cronwin
Ung dam som ringer polisen
Frans Oskar Öberg
De Fabers utländska kompanjon
Anna Löfström
Äldre dam som ringer polisen
Siri Lundin
Professor Plussmans tjänsteflicka
William Engeström
Fiskaren
Hugo Björne
student
Sture Baude
student
Gabriel Alw
student
Eleonor de Floer
Flickan
