"There’s a bunch of girls that really want to be a part of it," the actress says of the "Espresso" singer and "Christy" star.

Amanda Seyfried already has an idea of how to bring Sabrina Carpenter and Sydney Sweeney into the Mamma Mia 3 storyline.

Amanda Seyfried wants Sydney Sweeney to join her and Sabrina Carpenter in a potential third "Mamma Mia" movie.

Amanda Seyfried said she was pretty sure 'Mamma Mia 3' was a 'done deal,' and suggested Sydney Sweeney and Sabrina Carpenter ...

Amanda Seyfried wants 'The Housemaid' costar Sydney Sweeney to join the cast of 'Mamma Mia 3' if the musical movie comes to ...

Amanda Seyfried is suggesting more blonde talent for a potential third Mamma Mia film. The Oscar-nominated actress has ...

Amanda Seyfried gave an encouraging update on 'Mamma Mia 3,' while also revealing who she wants to join the cast.

Amanda Seyfried has chosen two Hollywood divas who could step into the world of Mamma Mia 3, and it's none other than stars ...

Amanda Seyfried shared an update on the third Mamma Mia film, as well as her ideas on two actors she thinks should join her ...

Amanda Seyfried, who plays Sophie in the beloved musical series, recently offered an enthusiastic glimpse into her perfect ...

The original Mamma Mia! ,movie hit theaters in 2008, featuring Amanda Seyfried and Meryl Streep as the beloved ...