14 - Diaries of the Great War (titled Great War Diaries when aired on the BBC) is a 2014 international documentary drama series about World War I. It uses a mix of acted scenes, archive footage, and animation. All episodes were directed by Jan Peter, series authors were Jan Peter and Yury Winterberg. In a dramatic advisory capacity, Dutch producer and screenwriter Maarten van der Duin and BBC-author Andrew Bampfield worked on the film's development. The series is based on an idea by Gunnar Dedio, producer at the film company LOOKS Leipzig and Ulrike Dotzer, the Head of Department ARTE at Norddeutscher Rundfunk.