GKids ; Didier Brunner, Viviane Vanfleteren, Paul Young present a France-Belgium-Ireland coproduction ; Les Armateurs, Vivi Film, Cartoon Saloon, France 2 Cinéma ; Flatiron Film Co. ; GKids presents ; a film by Tomm Moore ; screenplay by Fabrice Ziolkowski ; director, Tomm Moore ; co-director, Nora Twomey
Tribeca Film in association with American Express ; Participant Media and the Alliance for Climate Protection ; present a Century Films Production ; a Brian Hill film ; written by Simon Armitage ; produced by Katie Bailiff ; directed by Brian Hill