The Flash (2014)

Cause and Effect

Season 3    Episode 21
May 9, 2017    42m    TV-14
71%
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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.
Directed By
David McWhirter
Written By
Lauren Certo, Judalina Neira

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Cast of Cause and Effect
  • Grant GustinBarry Allen / The Flash
  • Danielle PanabakerDr. Caitlin Snow / Killer Frost
  • Carlos ValdesCisco Ramon / Vibe
  • Keiynan LonsdaleWally West / Kid Flash
  • Tom CavanaghHarrison 'H.R.' Wells
  • Jesse L. MartinJoe West
  • Tom FeltonDr. Julian Albert
  • Candice PattonIris West
  • Danielle NicoletCecile Horton
  • Richard ZemanLucius Coolidge / Heat Monger
  • Liam HughesYoung Barry
  • Sasha RojenYoung Iris
  • Tobin BellSavitar (voice) (uncredited)
  • Anne DudekTracy Brand
  • Andre TricoteuxSavitar
  • Ken Camroux-TaylorJudge Hankerson

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