One morning Ruth Vang comes running out of the apartment, falls down the stairs and is left unconscious. In her apartment the body of the land lord, Otto Hagenberg is discovered. Helmer and Sigurdson search to uncover the killer.
Helmer
Sigurdson
Ruth Vang
Arne Vang
Bjørn Vang
Per Høøk
Advokat Bentvik
Kontorist Modal
Vigdis Myrnes
Erik Øksnes
William Hagenberg
Gudrun Bergheim
Rolf Bergheim
Overlege Blom
Sykepleier
Mette
Postsøster
Aud Helmer
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