Official description with spoilers for The Flash TV series episode "Pay The Piper" guest starring Andy Mientus
Official promotional photos for the Flash episode titled "Flash Back"
Screen captures from the extended promo trailer for the Flash episode "Flash Back"
Official CW description for the Flash episode titled "Flash Back"
Andy Mientus will be returning as the Pied Piper in the Flash episode "Flash Back."
A scattered episode doesn't work as a whole, but has a slew of entertaining individual stories and developments.
A great villain and significant development on the Dr. Wells mystery furthers this season's surprising success.
Preview clip for the Flash episode The Sound and the Fury
The CW has released preview images for the Flash episode The Sound and the Fury.
Promotional trailer for the next episode of The Flash on The CW, titled The Sound and the Fury