|Spiders in a Jar|
|Season 3, Episode 18|
SEASON FINALE — Mary (Adelaide Kane) makes a bold move to defend her reign in Scotland, which results in a battle royale with her cousin, Elizabeth. Lola is accused of a heinous crime and suffers the drastic consequences. Meanwhile, back in France, Catherine finds that Charles has returned a changed man after paying a price for his mother’s relentless quest for power.
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- Prince Henry returns, whom was last seen in Season 1, portrayed by a new actor.