Reign 2x05 “Blood for Blood“ - Tensions between Protestants and Catholics escalate when bloodshed at a Protestant service causes an already concerned Mary (Adelaide Kane) and Francis (Toby Regbo) to intervene on the eve of Greer’s (Celina Sinden) wedding. Bash (Torrance Coombs) and Leith (Jonathan Keltz) lead a search for the guilty that reveals a surprising secret about Castleroy (guest star Michael Therriault) that could destroy his union with Greer. Meanwhile, Francis receives an unwelcome gift from his