"Hagström - Everything in Music" is a documentary about Albin Hagström who, based on his love of music, built an international empire with manufacturing accordions, guitars and amplifiers. Hagström started a variety of music stores, music schools, and published booklets. The headquarters were located in the small village of Älvdalen, Sweden, but already in the 1930s Hagström had a branch in the Rockerfeller Center in Manhattan. Among Hagström's customers and friends were Jimi Hendrix, Carl Jularbo, Frank Zappa, ABBA, Owe Thörnqvist. Larry Coryell and many others.
| Actor | Role |
|---|---|
 Albin HagströmSelf (archive footage) | Self (archive footage) |
 Benny AnderssonSelf (archive footage) | Self (archive footage) |
 Joakim ThåströmSelf (archive footage) | Self (archive footage) |
 George HarrisonSelf (archive footage) | Self (archive footage) |
 Agnetha FältskogSelf (archive footage) | Self (archive footage) |
 Claes af GeijerstamSelf (archive footage) | Self (archive footage) |
| SSten BromanSelf (archive footage) | Self (archive footage) |
| KKersti Adams-RaySelf (archive footage) | Self (archive footage) |
| AAgnes HagströmSelf (archive footage) | Self (archive footage) |
| KKarl Erik HagströmSelf (archive footage) | Self (archive footage) |
| CCarl JularboSelf (archive footage) | Self (archive footage) |