The Castle Comes Under Siege on Tonight's 'Reign'

Queen Mary (Adelaide Kane) and King Francis (Toby Regbo) talk over battle plans in this new still from tonight’s Reign.

In “The Siege”, As troops are about to descend on the castle, Mary and Francis must put aside their differences to determine the extent of Cond�’s (Sean Teale) betrayal. Mary also learns of a bittersweet revelation that tears her apart and makes her question everything.

Meanwhile, Catherine (Megan Follows) decides to teach Narcisse (Craig Parker) a lesson to prove he can never cross her again and Bash (Torrance Coombs) decides to bring Delphine (Alexandra Ordolis) to the castle.

“The Siege” airs TONIGHT, Thursday, May 7th @ 9PM ET/PT on The CW. 10+ pics inside…