The children of Seacrow Island take a public ferry to visit a relative only to find that she has went to hospital. When they try to row back home they lose the oars and must take refuge on a desolate island. 4-year-old Skrallan is the first to discover that two colorful smugglers are hiding on the island.
| Actor | Role |
|---|---|
 Stephen LindholmPelle Melkersson | Pelle Melkersson |
| KKajsa DandenellSkrållan Malm | Skrållan Malm |
 Hans AlfredsonRuskprick, Smugglare | Ruskprick, Smugglare |
 Tage DanielssonKnorrhane, Smugglare | Knorrhane, Smugglare |
 Louise EdlindMalin Melkersson | Malin Melkersson |
 Bengt EklundNisse Grankvist | Nisse Grankvist |
 Eva StibergMärta Grankvist | Märta Grankvist |
 Maria JohanssonMaria "Tjorven" Grankvist | Maria "Tjorven" Grankvist |
 Siegfried FischerGubben Söderman | Gubben Söderman |
 Kristina JämtmarkStina | Stina |
 Manne GrünbergerFiskaren Westerman | Fiskaren Westerman |