When Eva-Lotta climbs the roof of moneylender Gren's house. Through a window she overhears a turbulent conversation about an IOU. A few days later she finds Gren dead.
| Actor | Role |
|---|---|
 Leif NilssonKalle Blomkvist | Kalle Blomkvist |
 Sven AlmgrenAnders Bengtsson | Anders Bengtsson |
 Birgitta HörnbladEva-Lotta Lisander | Eva-Lotta Lisander |
| RRichard PaulsonSixten | Sixten |
| LLasse StarckBenka | Benka |
| SSten ThunborgJonte | Jonte |
 Sigge FürstPoliceman Björk | Policeman Björk |
 Nils HallbergGren's Debtor | Gren's Debtor |
 Georg SkarstedtKarl August Gren | Karl August Gren |
 Siv EricksEva-Lotta's Mother | Eva-Lotta's Mother |
 Erik StrandmarkEva-Lotta's Father | Eva-Lotta's Father |
 John NorrmanFredriksson | Fredriksson |
 Ragnar ArvedsonCrime Commissioner Berg | Crime Commissioner Berg |
 Hjördis PettersonMrs. Karlsson | Mrs. Karlsson |
 Carl-Axel ElfvingJournalist | Journalist |
 Birger LensanderSixten's Father | Sixten's Father |
 Eivor LandströmSixten's Mother | Sixten's Mother |
 Bengt BlomgrenDoctor Forsberg | Doctor Forsberg |