Reign - Season 4 Apr 2026

The season is defined by the high-stakes chess match between (Adelaide Kane) and Elizabeth I (Rachel Skarsten).

: A "warm-hearted bad boy" and loyalist who eventually wins Mary's heart, though their connection leads to further political controversy.

The fourth and final season of the CW historical drama concludes the epic journey of Mary, Queen of Scots. Following the tragic death of Francis, the focus shifts to Mary's return to her homeland and the escalating rivalry with her cousin, Queen Elizabeth I of England. 👑 The Final Conflict: Two Queens Reign - Season 4

: Mary looks to secure the English throne by marrying Lord Darnley, a nobleman with his own blood-claim to Elizabeth's crown.

: Mary gives birth to her son, the future King James, fulfilling a prophecy of a ruler who would eventually unite Scotland and England. 🏰 Chaos at the French Court The season is defined by the high-stakes chess

: For the first time, the two queens actively attempt to assassinate each other.

While Mary is away, Catherine de' Medici (Megan Follows) struggles to maintain control in France. Season 4 – Reign - Rotten Tomatoes Following the tragic death of Francis, the focus

: Mary remains fueled by a desire for revenge after Elizabeth ordered the execution of her lady-in-waiting, Lola. 💍 New Alliances and Betrayals