FINALE: THE FLASH Season 3 Finale With Grant Gustin x 2 as The Flash & Savitarby Susan GittinsMay 17, 2017May 26, 2017Uncategorized The Finish Line. With nothing left to lose, Barry Allen (Grant Gustin) takes on Savitar (Gustin) in an epic battle. The Flash The Flash season 3 finale next Tuesday at 8 p.m. on The CW. Tags:Candice PattonCarlos ValdesDanielle PanabakerGrant GustinThe Flash Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.