Mamma Mia 3 in Early Talks as Cast Expresses Enthusiasm to Return Despite Age and Cost Concerns

Meryl Streep and other cast members are eager to return for a potential Mamma Mia 3 despite their advancing age.
Streep has suggested plot ideas like reincarnating her character or introducing a twin sister for a third film.
Universal Pictures is interested but may have concerns about affordability given high cast salaries.
Possible storylines include exploring Lily James' younger Donna or the future relationship of Donna and Sam.
Final decision will depend on studio's willingness to pay for talent and a script that justifies reuniting the cast.