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This episode leads directly into the high-octane Season 5 finale. Where to Watch: Stream it on Paramount+. 3. Castle – " The Wild Rover "

A deep dive into a supporting character’s backstory, moving away from the standard procedural format. Where to Watch: Currently streaming on Hulu and Disney+. 4. Arrow – " Missing " Watch 5x24

Chase begins kidnapping Oliver’s allies, leading the team toward the legendary Lian Yu island. This episode leads directly into the high-octane Season

A massive cliffhanger involving the timeline changing and the disappearance of a major character. Watch 5x24