Question: When was the actor for Donna's daughter, Sophie, in Mamma Mia, born?
Sentence (from "Mamma Mia! (film)"): Pierce Brosnan (Sam Carmichael), Colin Firth (Harry Bright), and Stellan Skarsgård (Bill Anderson) play the three possible fathers to Donna's daughter, Sophie (Amanda Seyfried).
Relevant evidence: Yes