Helena Bonham Carter plays the stepmother of renowned food writer and chef Nigel Slater in Toast, a film based on his bestselling autobiography of the same name, with Freddie Highmore as a 15-year-old Slater. Toast is the ultimate nostalgia trip through everything edible in Sixties Britain. Based on the heart-wrenching, bittersweet story of Nigel Slater's childhood, Toast is a delicious love letter to the tastes and smells that a young boy associates with his journey into adulthood. Highmore is best known for his role in Tim Burton's Charlie And The Chocolate Factory and Bonham Carter has most recently starred in the visionary director's big-screen adaptation of Lewis Carroll's Alice In Wonderland, and Tom Hooper's The King's Speech.Toast is written by Billy Elliot and War Horse scribe Lee Hall and is directed by SJ Clarkson, best known for Life On Mars, as director and co-creator of Mistresses and more recently as director of Heroes. The film is a major highlight of the BBC One Christmas schedule and is also shown in HD.