Current 38++ Lily James Mamma Mia Here We Go Again Cast. Go behind the scenes on mamma mia! Five years after the events of mamma mia! Here we go again (original motion picture soundtrack). Five years after the events of mamma mia! Lily James Mamma Mia Here We Go Again Cast - The Mamma Mia Here We Go Again Trailer Has Dropped And We Have Questions Tom Lorenzo Here we go again!