[s5e8] What's Past Is Prologue ◉

is the 100th episode of The Flash , originally airing on December 4, 2018. It serves as a commemorative milestone that balances a trip down memory lane with the urgent need to defeat the season’s "Big Bad," Cicada. Critical Consensus

: Reviewers noted the episode was "fleet-footed," playing fast and loose with time travel rules to keep the action moving toward the upcoming "Elseworlds" crossover. Episode Statistics Viewership : Approximately 1.78 million live viewers. Rating : Average critic rating of 8.31/10 . [S5E8] What's Past is Prologue

: The plot follows Barry and Nora as they travel back in time to retrieve items needed to stop Cicada. This allows for the return of iconic villains like Savitar, Zoom, and Eobard Thawne. is the 100th episode of The Flash ,

: Includes guest stars Michelle Harrison, John Wesley Shipp, and Teddy Sears. Episode Statistics Viewership : Approximately 1

: Critics from Culturefly and IGN highlighted Tom Cavanagh’s performance as Eobard Thawne, particularly in the tense scenes with Nora, as a major standout.

The episode received a generally positive response, holding a on Rotten Tomatoes based on 14 reviews. While many critics praised its "Flash-tastic" celebratory nature, some noted that it occasionally felt like a "clip show" of previous seasons. Review Highlights

: The episode succeeds in showing Nora the darker parts of her father’s history, though IGN argued it didn't fully realize its potential for deeper character development beyond the nostalgia.