"First mate Karlsson is mistaken for famous actor Linde."
Adolf Jahr
as Allan Linde / Fritjof Karlsson
Karin Nordgren
as Sonja Brink
Gösta Cederlund
as Carlos Haller
Marianne Aminoff
as Madeleine Haller
Stig Järrel
as Professor Petréus
Carl Hagman
as B.Å.G. Jansson
Einar Axelsson
as Film director Tallén
Rune Carlsten
as Max
Olof Widgren
as Louis
Åke Grönberg
as Alling
Bror Bügler
as Borg
Georg Funkquist
as Anton
Ernst Brunman
as Konradsson
Carl-Gunnar Wingård
as Hjalte
Ruth Stevens
as Gina
Agda Helin
as Woman at the exposition
Ragnar Widestedt
as Police officer
Torsten Hillberg
as Member of the spy network
Åke Claesson
as Ship's captain
Bellan Roos
as House maid on the roof
Ruth Weijden
as Woman selling flowers
Åke Engfeldt
as Journalist
Nils Johannisson
as Maitre d'
Karl-Arne Bergman
as Steward
Georg Fernquist
as Coat check
Börje Mellvig
as Waiter
Harald Svensson
as Man at the restaurant
Rolf Botvid
as Belle's lover
Karl Erik Flens
as Member of crew in the film studio
Gustaf Hiort af Ornäs
as Film photographer
Vanja Dahlgren
as Script supervisor
Birger Lensander
as Film extra
Alva Lundin
Title Graphics
Börje Larsson
Writer
Ragnar Arvedson
Bibi Lindström
Production Design
Rolf Husberg
Editor
Director
Hilmer Ekdahl
Director of Photography
Arthur Spjuth
Production Manager
