Not ForgottenSeason 4 Staffel 4Season 4Not Forgotten 1 Episoden09/11/2009 Episoden Episode 1 S4 · E1 · 09/11/2009 · 1 h 00 minSoldiers of EmpireIan Hislop explores the compelling and poignant stories of soldiers from across the British Empire during the First World War.