A Christmas Crow David Mitchell stars in a special episode of Ben Elton’s Shakespearean comedy, guest starring Emma Thompson as the Queen. Will’s hopes of a quiet family Christmas go very wrong very fast. But why has Robert Greene (Mark Heap) suddenly turned all nice? A Crow Christmas Carol Things get Dickensian when a mysterious stranger (Kenneth Branagh) inspires Will to get Greene to mend his evil ways with the help of three Christmas spirits.