The story about Gustaf Dalén, the farm boy who became one of Sweden's greatest inventors.
Gustaf Dalén
Elma Persson / Elma Dalén
Henrik Kugelström
Anders Johansson
Mellander
Gustaf De Laval
Professor Wijkander
Lovisa Johansson
Höjer
Albin Dalén
Anders Persson
Bergquist
Bank Manager
Pettersson
Engineer Gyllsdorf
Nyquist
Engineer Borg
Young Gustaf Dalén