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The Flash Season 3 Episode 21 : Cause and Effect
7.4/10 by 5 users
Title:The Flash
Genre: Drama, Sci-Fi & Fantasy
Air Date: 2017-05-09
Season Number: 3
Episodes Number: 21
Overview: Barry takes drastic measures to stop Savitar. Meanwhile, H.R. continues to push Tracy Brand to design the trap for Savitar and Killer Frost returns with an interesting proposal.
Stars: Grant Gustin (Barry Allen / The Flash), , Candice Patton (Iris West), , Jesse L. Martin (Joe West), , Tom Cavanagh (Harrison Wells / HR), , Danielle Panabaker (Caitlin Snow / Killer Frost), , Carlos Valdes (Cisco Ramon / Vibe), , Keiynan Lonsdale (Wally West / Kid Flash), , Tom Felton (Julian Albert),

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