During the occupation, informer Klaus Thun insinuates himself into the life of lawyer Nordgård and his happy family. He informs on Nordgård's son Lars and seduces his daughter Eva. Then the children's mother takes matters into her own hands.
Erling Drangsholt
as Ivar Nordgaard, høyesterettsadvokat
Sigrun Otto
as Else Nordgaard, hans hustru
Wenche Klouman
as Wenche, deres datter
Frank Robert
as Lars, deres sønn
Jon Lennart Mjøen
as Klaus Thun, disponent
Carl Struve
as Gustafsen
Rolf Christensen
as Sahlmann, subagent
Kirsten Sørlie
as Marthe, pike hos Nordgaard
Thorleif Enersen
as En statspolitibetjent
Elsa Isefiær
as En hushjelp
