A woman is murdered and a little girl is the only one who can reveal the perpetrator.
| Actor | Role |
|---|---|
 Herman AhlsellBertil Strand | Bertil Strand |
 Inger JuelUlla Brantman | Ulla Brantman |
 Bengt BlomgrenÅke Tomason | Åke Tomason |
 Ulla HolmbergAnna-Greta Tomason | Anna-Greta Tomason |
 Birgitta ValbergIrma Strand | Irma Strand |
| GGuje LagerwallMargit Färlind | Margit Färlind |
 Hanny SchedinMrs. Bergström | Mrs. Bergström |
 Birger LensanderCaretaker | Caretaker |
 Brita ÖbergHelen's grandmother | Helen's grandmother |
| SSven MelinConstable Borgsjö | Constable Borgsjö |
| GGun Andersson'Sippan' | 'Sippan' |
| LLeo MyhránAcke (sailor) | Acke (sailor) |
 Sten ArdenstamCriminal Insp. Egger | Criminal Insp. Egger |
 Lena NymanHelen Tomason | Helen Tomason |