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
