It was announced that Seyfried, Cooper, Streep, Firth and Brosnan would be returning. In July 2017, Lily James was confirmed to portray young Donna. The film took almost five months to film and was released in London and Sweden on July 16, 2018, and was released worldwide on July 20, 2018.
The returning cast members included Seyfried, Cooper, Streep, Firth, and Brosnan. In July 2017, Lily James was confirmed to portray the younger Donna in a new film. The movie took almost five months to shoot and premiered in London and Sweden on July 16, 2018, before being released globally on July 20, 2018.