Original release 29 mars 2016
Previous episode S02E16 - Trajectory
Number S02E17
Director Alice Troughton
Writers Todd Helbing
Aaron Helbing
Country United States
Original language English
Genres Action, Adventure, Drama, Science-Fiction
External links TheTVDB page
IMDB page
TheMovieDB page
Last update 12 janvier 2026 - 15:12
on 11 databases

Video : Flash Back

44K members

After the shocking revelation that Zoom is Jay Garrick, Barry is more determined than ever to get back to Earth-2 to stop Zoom forever. Desperate to find a way to increase his speed, Barry decides to travel back in time and masquerade as his earlier self in order to get his arch-nemesis, Dr. Harrison Wells/Eobard Thawne, to teach him how to run faster. However, things don’t go as planned and Barry is stunned to face familiar foe Hartley Rathaway , as well as old friend Eddie Thawne. Meanwhile, Iris makes peace with her past in order to embrace her future.

Watch