Three boys "borrow" a sailboat and sail away for a summer adventure on Lake Mälaren.
Elof Ahrle
Gunnar Björnstrand
Tomas Bolme
Christian Bratt
Siegfried Fischer
Sven-Eric Gamble
Åke Grönberg
Jan Malmsjö
Monica Nielsen
Gunnar Olsson
Hans Strååt
Sif Ruud
Ilse-Nore Tromm
Marianne Karlbeck
Carl-Åke Eriksson
