Het is 1958. Twee wezen arriveren in een klein zweeds dorpje. Ze brengen de zomervakantie door bij meneer Johansson, de begrafenisondernemer. De kinderen delen niet de saaie en overcorrecte levensfilosofie van meneer Johansson en al snel wordt de zomervakantie een groot avontuur.
Nee, helaas is Den bästa sommaren nog niet beschikbaar op Netflix in Nederland.
| Writing | Ulf Malmros | Writer |
| Directing | Ulf Malmros | Director |
| Writing | Vasa | Writer |
| Editing | Fredrik Abrahamsen | Editor |
| Costume & Make-Up | Jaana Fomin | Costume Design |
| Sound | Dan Widegren | Sound Editor |
| Costume & Make-Up | Lisa Mustafa | Assistant Makeup Artist |
| Sound | Magnus Andersson | Sound |
| Sound | Per Nyström | Sound Editor |
| Sound | Dan Sundquist | Original Music Composer |
| Directing | Emma Gabrielsson | Assistant Director |
| Sound | Eddie Axberg | Sound |
| Editing | Michał Leszczyłowski | Editor |
| Production | Anita Tesler | Production Manager |
| Production | Daniel Gylling | Location Manager |
| Camera | Martin Bergenström | Grip |
| Costume & Make-Up | Sara Klänge | Makeup Artist |
| Sound | Henrik Medquist | Original Music Composer |
| Sound | Gábor Pasztor | Sound Mixer |
| Art | Louise Gylling | Production Design |
| Camera | Mats Olofson | Director of Photography |
| Sound | Thomas Huhn | Sound Editor |
| Production | Anna Anthony | Producer's Assistant |
| Production | Peter Aalbæk Jensen | Co-Producer |
| Production | Lars Jönsson | Producer |
