The Flash 8x03 "Armageddon, Part 3" Season 8 Episode 3 Promo Trailer HD - BLACK LIGHTNING, RYAN WILDER, ALEX DANVERS AND RYAN CHOI APPEAR - Barry (Grant Gustin) meets Black Lightning (guest star Cress Williams) at the Hall of Justice after things take a dire turn with Despero (guest star Tony Curran).
Iris (Candice Patton) suspects something is off with Despero's vision of the future so she seeks help from a powerful ally.
Javicia Leslie, Chyler Leigh and Osric Chau guest star.
Chris Peppe directed the episode written by Sam Chalsen (803).
Original airdate 11/30/2021.
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