Top cast
Adolf Jahr
Allan Linde / Fritjof Karlsson
Karin Nordgren
Sonja Brink
Gösta Cederlund
Carlos Haller
Marianne Aminoff
Madeleine Haller
Stig Järrel
Professor Petréus
Carl Hagman
B.Å.G. Jansson
Einar Axelsson
Film director Tallén
Rune Carlsten
Max
Olof Widgren
Louis
Åke Grönberg
Alling
Bror Bügler
Borg
Georg Funkquist
Anton
Ernst Brunman
Konradsson
Carl-Gunnar Wingård
Hjalte
Ruth Stevens
Gina
Agda Helin
Woman at the exposition
Ragnar Widestedt
Police officer
Torsten Hillberg
Member of the spy network
Directed by
Ragnar Arvedson
Written by
Börje Larsson, Ragnar Arvedson
