Anders Walter Director Zoe Saldaña Mrs. Mollé Actor Imogen Poots Karen Actor Jennifer Ehle Mrs. Thorson Actor Madison Wolfe Barbara Actor Noel Clarke Mr. Mollé Actor Ciara O'Callaghan Theresa Tuzzo Actor Sydney Wade Sophia Actor Rory Jackson Taylor Actor Amanda Stuart School Aide Actor Aideen Wylde Miss Potts Actor Joe Kelly Screenwriter, Executive Producer Michael Barnathan Producer Chris Columbus Producer Kyle Franke Producer Kim Magnusson Producer Adrian Politowski Producer Nick Spicer Producer Johanna Hogan Executive Producer Michelle Miller Executive Producer Justin Nappi Executive Producer Mark Radcliffe Executive Producer Laurent Perez Del Mar Original Music Rasmus Heise Cinematographer Lars Wissing Film Editing Thyrza Ging Casting Louise Kiely Casting Barbara J. McCarthy Casting Susie Cullen Production Design Gilles Balabaud Art Director Tamara Conboy Art Director Stijn Guillaume Set Decoration Charlotte Willems Costume Design