Lindsay Lohan as Maddie Kelly

Ed Speleers as James Thomas

Alexander Vlahos as Paul Kennedy

Ayesha Curry as Heather

Elizabeth Tan as Emma Taylor

Jacinta Mulcahy as Olivia Kennedy

Jane Seymour as Rosemary Kelly

Matty McCabe as Kory Kennedy

Dawn Bradfield as Saint Brigid

Maurice Byrne as Sean Kennedy

James Rottger as Tom O'Callaghan

Aidan Jordan as Father Callahan

Dakota Lohan as Finn

Tim Landers as Murphy

Steve Hartland as Liam

Carl Shaaban as Jay

Derek Carroll as Nevin the Butler (uncredited)

Rodrigo Ternevoy as Book Clerk

Vincent Moran as Bus Driver

Ella Cannon as Airline Staff

Tom Delahunty as Self-Airport Traveler (uncredited)

Rachel Benaissa as Allegra (as Rachel Mariam)

Charlie Hughes as Immigration Officer