What's Past Is Prologue 2018
9.2 2520 Barry and Team Flash come up with a plan to stop Cicada. However, the plan calls for Barry and Nora to travel back in time to gather some key necessities. Meanwhile, Sherloque's suspicions about Nora continue to grow.
Runtime: 42
Starts: Grant Gustin, Candice Patton, Danielle Panabaker, Carlos Valdes
Director: Tom Cavanagh