1 Tymor
2 Pennod
Submarines - Season 1
- Blwyddyn: 2020
- Gwlad: United States of America, United Kingdom, France, Germany
- Genre: Documentary
- Stiwdio: ZDF
- Allweddair: world war ii, cold war, world war i, engineering, military history
- Cyfarwyddwr:
- Cast:
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