

Logically, the Weather Wizard seems to be the ideal vehicle to introduce the concept of time travel, as his journey nicely parallels that of Barry (Grant Gustin) himself. Spartacus star Liam McIntyre marks one of several Flash villains due to show up throughout the season, and his character will reportedly appear in episode 15 on a quest to avenge his brother's death, as seen in the show's pilot episode. It happens in an episode we’re really excited - the first Weather Wizard episode with Liam McIntyre." And it is played both for hilarity and darkness. "There’s an unexpected, accidental time travel coming up. Speaking to TVLine, executive producer Andrew Kreisberg hints at what the second half of The Flash's first season will entail. Executive producer Greg Berlanti previously mentioned that the concept of time travel would play a significant role in season 1, and now we know exactly when it will be introduced on the show.

However, one element of Flash mythology that fans have wondered about is the character's frequent run-ins with time travel. In its first season, the new series has made some interesting choices, including an ongoing mystery surrounding Reverse-Flash and Mark Hamill's surprise reprisal of The Trickster from the 1990s The Flash series. By all accounts, The Flash has successfully expanded the growing DC television universe and developed a tone very different than its parent show Arrow.
