Stars from the stage and screen versions of Mamma Mia! are to be featured in an edition of The South Bank Show. Julie Walters, Colin Firth and Meryl Streep – who star in the film version due for release in July – are among some of the names lined up to appear in the programme. It will also contain interviews with Bjorn Ulvaeus and Benny Andersson from ABBA and behind the scenes footage of a new opening of the production in Europe. There will also be contributions from the creative team behind the show. An exact airdate is not yet given.