This documentary tells the story of the creation and cultural impact of the world's most famous Christmas carol, composed in 1818 in Salzburg, Austria, and since then translated into about 140 languages.

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Main Cast: Peter Simonischek, Kelly Clarkson, Joss Stone, Anggun, Josh Groban, Lina Makhoul, Gavin Rossdale, Clifton Murray, Fraser Walters, Victor Micallef

Director: Hannes Michael Schalle

Writers: Hannes Michael Schalle, Alistair Audsley

Editor: Stefan Resch

Cinematographer:

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