On the brink of the First World War, Albert's beloved horse Joey is sold to the Cavalry by his father. Against the backdrop of the Great War, Joey begins an odyssey full of danger, joy, and sorrow, and he transforms everyone he meets along the way. Meanwhile, Albert, unable to forget his equine friend, searches the battlefields of France to find Joey and bring him home.

Jeremy Irvineas Albert Narracott
Peter Mullanas Ted Narracott
Emily Watsonas Rose Narracott
Niels Arestrupas Grandfather
David Thewlisas Lyons
Tom Hiddlestonas Capt. James Nicholls
Benedict Cumberbatchas Maj. Jamie Stewart
Céline Buckensas Emilie
Toby Kebbellas Geordie Soldier
Patrick Kennedyas Lt. Charlie Waverly
Janusz Kamiński