Under a Bamboo Sky is a documentary focusing on the experiences of Australian soldiers captured by Japanese forces during World War II. The film follows the long journey of these prisoners of war across four different countries, starting with their capture during the Japanese offensive and their time in the Changi Barracks in Singapore. Through a combination of first-hand recollections from over 60 former prisoners, colorized archival footage, and new location shots, the film examines the soldiers' resilience and the lasting trauma they faced after returning home to their families.

Directed by Serge Ou and produced by Caroline Douglas, this Australian production was released on March 22, 2026. The film was produced by WildBear Entertainment and has a total runtime of 85 minutes. It is categorized within the documentary and history genres.