- Spoilers - Season One
- Spoilers - Season Two
- Spoilers - Season Three
- Spoilers - Season Four *
WARNING: Major and Minor Spoilers Ahead!!
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- Queen Leeza (Anastasia Phillips ) Currently casting for Catherine's plain Jane daughter. Surprisingly, even though Leesa has considerable power, she is the least favorite of her children.
- Lord Darnley (Will Kemp) A nobleman with a blood-claim to the English throne. Has a wildly ambitious mother whose love hinges entirely on his ability to secure a crown. He hopes to become Mary’s second husband, a union could take down Elizabeth, giving them not just one nation, but two. 
- Lord Bothwell (Adam Croasdell) A warm-hearted bad boy who's deeply in love with Mary.
- Prince Henri (Nick Slater) will be recast with an older actor and have more notable role, aged 18-21. 
- Luc Narcisse (Steve Lund) Narcisse is going to start plotting to marry his son off to Princess Claude the minute he returns to the French Court.