Here's the video preview and synopsis of The Flash Season 1 Episode 23: "Fast Enough" on The CW.
EPIC SEASON FINALE; VICTOR GARBER AND ROBBIE AMELL GUEST STAR!
I LOVE THIS SHOW SO MUCH! FLASHPOINT PARADOX TIME!
Official Synopsis: Wells (Tom Cavanagh) presents Barry (Grant Gustin) with a life-changing choice. Dr. Martin Stein (guest star Victor Garber) and Ronnie Raymond (guest star Robbie Amell) return to help the S.T.A.R. Labs team with this final fight. Dermott Downs directed the episode with story by Greg Berlanti & Andrew Kreisberg and teleplay by Gabrielle Stanton & Andrew Kreisberg (#123). Original airdate 5/19/2015.