Samuel Goldwyn Films has released a trailer for its starry period piece Waiting for the Barbarians, which marks the English-language debut of Colombian filmmaker Ciro Guerra (Embrace of the Serpent). Oscar winner Mark Rylance (Bridge of Spies) stars in this thoughtful adaptation of J.M. Coetzee's acclaimed 1980 novel, which finds him playing the nameless magistrate of an isolated frontier settlement on the border of an unnamed empire. The Magistrate looks forward to an easy retirement, that is, until Colonel Joll (Johnny Depp) arrives to report on the security of the border and the activities of the so-…