Check out The Flash Season 7 Episode 17 “Heart of the Matter, Part 1” promo from The CW. In the episode Barry and Iris greet their future children.

The Flash is new Tuesdays at 8/7c on The CW, and available next day on The CW App. This episode debuts on July 13, 2021.

The Flash Season 7 Episode 17 promo

The Flash 717 lowdown

“Heart of the Matter, Part 1”

XS AND IMPULSE SURPRISE BARRY AND IRIS in the 150th Episode of The Flash

The Flash 717 - Grant Gustin
The Flash 717 “Heart of the Matter, Part 1”Grant Gustin as Barry Allen/The Flash © 2021 The CW Network, photo by Bettina Strauss

Barry (Grant Gustin) and Iris (Candice Patton) greet their future children, XS (guest star Jessica Parker Kennedy) and Bart (guest star Jordan Fisher). However a shocking secret threatens their new familial harmony.

The Flash 717 - Jessica Parker Kennedy
The Flash 717 “Heart of the Matter, Part 1”Jessica Parker Kennedy as Nora/XS © 2021 The CW Network, photo by Bettina Strauss

Meanwhile, the Godspeed war intensifies and threatens to destroy Central City.

Eric Dean Seaton directed the episode written by Eric Wallace & Lauren Barnett (#717).

Original airdate July 13, 2021.

The Flash 717 - Jessica Parker Kennedy, Candice Patton and Grant Gustin
The Flash 717 “Heart of the Matter, Part 1”Jessica Parker Kennedy as Nora/XS, Candice Patton as Iris West-Allen and Grant Gustin as Barry Allen © 2021 The CW Network, photo by Bettina Strauss

Flash series lowdown

Based on characters from DC’s The Flash.

After the S.T.A.R. Labs Particle Accelerator explosion, a dark matter lightning storm strikes Central City C.S.I. Barry Allen. This bestows him with super-human speed. For now, only a few close friends and associates know that Barry is literally the fastest man alive. However it won’t be long before the world learns that Barry Allen has become… The Flash.

The CW

The CW Network was formed as a joint venture between Warner Bros. Entertainment and CBS Corporation. The CW is America's fifth broadcast network and the only network targeting women 18-34.