I te tau 2004, i puta a Seyfried ki te kiriata i roto i te whakaari whakaari a te taiohi Mean Girls. Ko ana mahi tautoko i muri mai i roto i nga kiriata motuhake, penei i te whakaari Nine Lives (2005) me te whakaari whakaari Alpha Dog (2006). I whai waahi ano ia ki te raupapa pouaka whakaata UPN Veronica Mars (2004<unk>06). I waenga i te 2006 me te 2011, i whetu a Seyfried i te raupapa whakaari HBO Aroha Nui. I whetu ano ia i te kiriata waiata Mamma Mia! (2008) me te whakahoki ano i tana mahi i te waahanga, Mamma Mia! Here We Go Again (2018). Pātai: He aha te kiriata tuatahi a Seyfried?
Ngā Kōtiro Kino