Ricky Rapper and Nelly Noodlehead leave for the island, where Fanny Rapper works as the resort hostess. At the same time, Uolevi Horsmaniemi arrives with his daughter Wendy, who is little older than Ricky and Nelly. Wendy's arrival confuses the relationship between Ricky and Nelly, as Nelly begins to spend more and more time with Wendy.
Lauri Karo
as Risto Räppääjä
Venni Uotila
as Nelli Nuudelipää
Annu Valonen
as Rauha Räppääjä
Martti Suosalo
as Lennart Lindberg
Olivia Ainali
as Venla Horsmaniemi
Juha Muje
as Uolevi Horsmaniemi
Ulla Tapaninen
as Elvi Räppääjä
Lotta Kuusisto
as Workout group leader
Iiro Rantala
as Singer-keyboardist in twist group
Markus Lahtinen
as Bass player in twist group
Sami Kuoppamäki
as Drummer
Yrjänä Sauros
as Guitarist