Watch A Sneak Peek From The 100th Episode Of The Flash

A sneak peek from the 100th episode of The Flash has been released. This new episode is titled “What’s Past Is Prologue” and it will air tonight, December 4.

In this new episode, “In the 100th episode, Barry (Grant Gustin) and Team Flash come up with a plan to stop Cicada (Chris Klein). However, the plan calls for Barry and Nora (Jessica Parker Kennedy) to travel back in time to gather some key necessities. However, Barry hesitates, concerned about his daughter seeing certain parts of his life. Meanwhile, Sherloque (Tom Cavanagh) takes his concerns about Nora to Iris (Candice Patton), and Caitlin (Danielle Panabaker) turns up a key asset in the fight against Cicada.”

Source: The CW