David Jason and Dame Maggie Smith lead an all-star cast in this award-winning drama about one of the most poignant and mysterious events of WWI. David Jason (Only Fools and Horses) and Dame Maggie Smith lead an all-star cast in this award-winning BBC First World War drama. The story centres around the Sandringham Company as they advanced into battle, only to vanish forever into the mist. Their disappearance remains unexplained to this day, and is one of the most poignant and mysterious events of the First World War.  Patrick Malahide co-stars. Release Date  5th Nov 2018