FantasyShort movie Troll-bridge: a Terry Pratchett Discworld short movie (video). January 24, 2021 ColonelFrog 740 Views 0 Comments Discworld, Terry Pratchett, Troll-bridge Troll-bridge is the Terry Pratchett Discworld short movie based on Cohen the Barbarian, from Snowgum Films. An aging barbarian and his smart-ass talking horse. What could go wrong? The film is rather good, too. Troll-bridge: a Terry Pratchett Discworld short movie (video).