Phyllida Lloyd Director Meryl Streep Donna Actor Pierce Brosnan Sam Actor Colin Firth Harry Actor Stellan Skarsgård Bill Actor Christine Baranski Tanya Actor Julie Walters Rosie Actor Amanda Seyfried Sophie Actor Dominic Cooper Sky Actor Rachel McDowall Lisa Actor Ricardo Montez Stannos Actor Mia Soteriou Arina Actor Philip Michael Pepper Actor Niall Buggy Father Alex Actor Ashley Lilley Ali Actor Taylor James Stag Actor Catherine Johnson Screenwriter Judy Craymer Producer Gary Goetzman Producer Benny Andersson Executive Producer Björn Ulvaeus Executive Producer Stig Anderson Original Songs Rita Wilson Executive Producer Tom Hanks Executive Producer Mark Huffam Executive Producer Haris Zambarloukos Cinematographer Maria Djurkovic Production Design Lesley Walker Film Editing Ann Roth Costume Design Priscilla John Casting Ellen Lewis Casting Nick Palmer Supervising Art Direction Barbara Herman-Skelding Set Decoration