HeyUGuys have debuted the official UK/Ireland trailer for Jonathan English’s Ironclad. A Medieval Magnificent Seven, Ironclad is a violent action thriller that tells the true story of a motley crew of tough, battle hardened warriors, who withstood several brutal and bloody months under siege, in a desperate bid to defend their country. The movie stars James Purefoy, Jason Flemyng, Kate Mara, Brian Cox, Mackenzie Crook and Paul Giamatti.