
When the Pie Was Opened
- Ano: 1941
- País: United Kingdom
- Gênero: Documentário, Guerra
- Estúdio: Realist Films Ltd., Ministry of Information, Ministry of Agriculture, Fisheries and Food
- Palavra-chave: short film
- Diretor: Len Lye
- Fundida: Valerie Forrest, Hilda Masters