[1] The film follows a team of archaeologists from Staffordshire University as they attempt to uncover the former Calgarth Estate, the site where 300 Jewish children were re-located to after being liberated from Nazi Germany's concentration camps during the Holocaust.
[2] During Christmas 2018, artist and curator Trevor Avery approached filmmaker Thomas Gardner to make a film about the excavation and surveying of the former Calgarth Estate.
[3][4][failed verification] An appeal was later released into the press for stories and photographs pertaining to the survivors from local residents who had been around during their time in the Lake District.
[8] Production was then moved back to the UK, where the crew spent two weeks filming on the grounds at The Lakes School with the archaeologists when the excavation began on 15 July 2019,[9] then travelled to Nottingham to interview Norman Shepherd, a flight engineer with RAF Squadron 196.
The film was shot over a period of 5 months, featuring interviews with Arek Hersh and Sam Gontarz, two of the 300 children who had been liberated from concentration camps and re-settled in England.