En sjöman i frack

Gösta Cederlund as Carlos Haller Carl Hagman as B.Å.G. Jansson Olof Widgren as Louis Åke Grönberg as Alling Karin Nordgren as Sonja Brink Rune Carlsten as Max Georg Funkquist as Anton Agda Helin as Woman at the exposition Ragnar Widestedt as Police officer Georg Fernquist as Coat check Ernst Brunman as Konradsson Einar Axelsson as Film director Tallén Ruth Stevens as Gina Harald Svensson as Man at the restaurant Carl-Gunnar Wingård as Hjalte Ruth Weijden as Woman selling flowers Stig Järrel as Professor Petréus Bror Bügler as Borg Torsten Hillberg as Member of the spy network Marianne Aminoff as Madeleine Haller Åke Claesson as Ship's captain Åke Engfeldt as Journalist Börje Mellvig as Waiter Bellan Roos as House maid on the roof Birger Lensander as Film extra Rolf Botvid as Belle's lover Adolf Jahr as Allan Linde / Fritjof Karlsson

Arthur Spjuth Production Manager, Production Design Alva Lundin Title Graphics Börje Larsson Writer Ragnar Arvedson Writer, Director Bibi Lindström Production Design Rolf Husberg Editor Hilmer Ekdahl Director of Photography