The World at War 26, while the Dona nobis pacem (Latin for "Grant us peace") from the Missa Sancti Nicolai, composed by Joseph Haydn, can be heard. The series ends with Laurence Olivier saying "Remember". Some footage and interviews which were not used in the original series were later made into additional hour or half-hour documentaries narrated by Eric Porter. These were released as a bonus to the VHS version and are included in the DVD set of the series, first released in 2001. The original book "The World at War", which accompanied the series, was written by Mark Arnold-Forster in 1973. In October
The World at War 2007 Ebury Press published "The World at War", a new book by Richard Holmes, an oral history of the Second World War drawn from the interviews conducted for the TV series. The programme's producers committed hundreds of interview-hours to film in its creation, but only a fraction of that recorded material was used for the final version of the series. A selection of the rest of this material was published in this book, which included interviews with Albert Speer, Karl Wolff (Himmler's adjutant), Traudl Junge (Hitler's secretary), James Stewart (USAAF bomber pilot and Hollywood star), Anthony Eden, John Colville (Private