An animatronic polar bear is greeted by a girl. As Britain gets set for an icy cold snap, a polar bear is spotted in London to mark the launch of Fortitude, Sky Atlantic new drama starring Stanley Tucci, Michael Gambon and Christopher Ecclestone, which premieres on Thursday Jan 29 at 9pm. A team of 19 Hollywood prop specialists spent six weeks designing and building the realistic replica animal, which is controlled by puppeteers from the award-winning West End production of War Horse. [Photo/IC]