REIGN – Thursday, March 19th at 9pm on CW50 – MARY IS IN DANGER OF BEING EXPOSED — When Catherine (Megan Follows) becomes suspicious that Mary (Adelaide Kane) and Condé (Sean Teale) are having an affair, Mary risks Catherine discovering just how deep her betrayal goes. Francis (Toby Regbo) becomes gravely ill after he collapses and Bash’s (Torrance Coombs) life is in jeopardy when he leaves to work as the King’s Deputy. Meanwhile, things become complicated for Leith (Jonathan Keltz) when he is forced to be Claude’s (Rose Williams) personal guard after professing his love for Greer (Celina Sinden). Craig Parker, Caitlin Stasey and Anna Popplewell also star. Sudz Sutherland directed the episode written by Lisa Randolph (#217). Original airdate 3/19/2015.