(Walton: Troilus and Cressida). Bass. High Priest of Pallas, father of Cressida. He admits to his daughter that he is going to desert to the Trojans. Once there, he encourages Cressida to marry the Greek prince Diomede, keeping from her Troilus's letters of love. When Troilus arrives at the camp and fights Diomede, Calkas stabs him in the back. Created (1954) by Frederick Dalberg.