Saoirse miwiti debut filem iku ing filem komedi romantis ya iku "I Could Never Be Your Woman" (2007). lan uga peran ing filem liyané kalebu "City of Ember" (2008), "The Lovely Bones" (2009), "Hanna" (2011), "The Way Back" (2010), "Byzantium" (2012), "The Host" (2013), lan "The Grand Budapest Hotel" (2014).