Home / Music / Who plays young Donna in Mamma Mia! Here We Go Again?Music linernotes album music various-artistsWho plays young Donna in Mamma Mia! Here We Go Again?Lily James plays young Donna in Mamma Mia! Here We Go Again. Search Amazon As an Amazon Associate I earn from qualifying purchases.Related NotesExploreExploreExplorePrevious Who wrote most of Depeche Mode's Speak & Spell before leaving the band?Next Who executive produced the Barbie soundtrack?