Director: Åke Grönberg
In the last film of the original 91 film series two letters - one written in spite and another in love - end up in the wrong hands, while 91 and 87 as usual try to avoid ending up in military arrest.
Stig Grybe
91 Karlsson
Holger Höglund
87 Axelsson
Gun Jönsson
Elvira
Fritiof Billquist
Revär
Gösta Bernhard
John Norrman
Siv Ericks
Åke Grönberg
Lissi Alandh
Stig Johanson
Gunnar 'Knas' Lindkvist
Arne Söderberg
Gösta Krantz
John Melin
Nils "Knas" Ohlson
Lasse Pettersson
