The CW has released an official description for the October 23 episode of Reign.
The episode is called “Extreme Measures” and here is the write-up with new spoilers:
MARY AND FRANCIS FIGHT FOR HIS LEGACY — When King Antoine (guest star Ben Aldridge) unexpectedly returns to Court, Mary (Adelaide Kane) must help Francis (Toby Regbo) hide his weakening condition long enough to secure his family’s future. With the Throne in jeopardy and time running out, they must turn to an unlikely ally in need of redemption. Megan Follows, Anna Popplewell, Craig Parker, Torrance Coombs, Celina Sinden, Jonathan Keltz and Rose Williams star. Holly Dale directed the episode written by Drew Lindo and Wendy Riss (#303). Original airdate 10/23/2015.
