Cast
Agnetha Fältskog
Self
Benny Andersson
Self
Björn Ulvaeus
Self
Anni-Frid Lyngstad
Self
Donny Osmond
Self
Neil Sedaka
Self
![](data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 150"><rect width="100%" height="100%" fill="%23333"/></svg>)
Alex Nagle
Narrator [USA version] (voice)
Hugh Skinner
Narrator [UK version] (voice)
