Different groups of people gather on an island in Stockholm's archipelago for a night of fun.
Ingrid Thulin
Ingrid
Bengt Logardt
Åke
Arne Ragneborn
'Stålis'
Bengt Blomgren
Björn
Öllegård Wellton
Annika
Rune Halvarsson
Sture Svensson
Britta Brunius
Karin Svensson
Catrin Westerlund
Astrid
Gunlög Hagberg
Gullan
Sten Gester
Boss Levhagen
Jan-Olof Rydqvist
Kurre Hängläpp, friend of Stålis
Sven Holmberg
Quartermaster
Magnus Kesster
His comrade
