The Flash is speeding over toDC’s Stargirl.

EW has exclusively learned thatJohn Wesley Shippwill guest-star in season 2 of the CW’s high-school superhero drama.

Shipp will appear in episode 9, reprising his role as old-school speedster Jay Garrick fromThe Flash.

THE FLASH

Katie Yu/The CW

This casting helps reinforceStargirl’s place in the greater post-Crisismultiverse.

Stargirlseason 1 endedwith the new JSA Courtney/Stargirl, Yolanda/Wildcat (Yvette Monreal), Beth/Dr.

Mid-Nite (Anjelika Washington), Rick/Hourman (Cameron Gellman), and Pat/S.T.R.I.P.E.

(Luke Wilson) foiling the Injustice Society of America’s plans to brainwash the country.

And a post-credit sequence revealed that presumed-dead Sylvester Pemberton, a.k.a.

Starman (Joel McHale), is very much alive and looking for Pat.

Shipp originally played the Scarlet Speedster on the 1990 TV seriesThe Flash.

Shipp is also known for roles onDawson’s CreekandTeen Wolf.