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Secrets of the Spanish Armada
Drain the Oceans
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Production Companies (1)
Distributors (1)
Other Companies (14)
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Production Companies
Mallinson Sadler Productions
(produced by)
Distributors
National Geographic Channel
(Netherlands, 2020)
(TV)
Other Companies
422 South
(graphics and visual effects)
BBC Motion Gallery/Getty Images
(stock footage)
Battens Media
(legal affairs)
Bibliothèque Nationale de France
(stock footage)
Farmhouse Film & TV - major producer
(stock footage)
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