Overview
- Speaking at the Governors Awards, Seyfried told Entertainment Tonight she is "pretty sure" a third film is a done deal, though nothing is official.
- Seyfried suggested Sabrina Carpenter could play Sophie’s cousin and said she wants Sydney Sweeney to join, extending her public wishcasting for new additions.
- She described speculative plot beats, including the three dads returning, paternity remaining unresolved, Meryl Streep appearing as a "ghost," and a tropical setting with ABBA songs.
- Producer Judy Craymer has said a script exists for a prospective threequel, and Rita Wilson recently said the idea is "not off the table," yet no greenlight or start date has been announced.
- Sydney Sweeney previously expressed interest in 2023, saying she loves Mamma Mia and would love to go to Greece.