Watch Series: Ewan McGregor: Cold Chain Mission Released in (2012) - Season 1 produced by UK, The TV Series categorized in Documentary, and content rating 1h with duration 60 min broadcasted as these networks BBC Two, Streamed at Putlocker & directed by Iain Thompson, Justin Kelly, Sam Webb. Ewan McGregor is on a mission to the ends of the earth to immunise some of the hardest-to-reach children in the world. Against the odds, Ewan and his team deliver vaccines to the world's most remote children as health workers do every day. But their fragile nature means the vaccines must be kept constantly cold as they are passed along the supply chain, from freezer to freezer - wherever that may be. The routes these vaccines travel are known as cold chains, and a vast network of them exists across the globe. - Season 1