Skip to content

MILESTONE: Barry & Nora Time Travel in THE FLASH’s 100th Episode What’s Past is Prologue

The Flash 100th.

What’s Past is Prologue.

The Flash’s father-daughter speedsters Barry & Nora Allen travel back in time to pick up some things to stop meta-killer Cicada.

The Flash 100th episode synopsis.

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. Tom Cavanagh directed the episode written by Todd Helbing & Lauren Certo.

Will we revisit villains like Reverse Flash, Zoom, Savitar and The Thinker?

Related: The Flash Returns to the Allen House for Its 100th Episode.

The Allen House.

Tom Cavanagh directs Grant Gustin and Jessica Parker Kennedy in a downtown Vancouver laneway.

The Flash filmed its 100th Episode for 2 nights at Burnaby City Hall as Central City Hospital.

The Flash’s 100th Episode airs Tuesday, December 4th, at 8 p.m. on The CW.