Pariah enlists Black Lightning to help stop the Anti-Monitor after Flash-90 shares what he learned from his battle in ‘Elseworlds.’ With the help of Black Lightning, Barry, Cisco and Killer Frost come up with a plan that could save them all. Meanwhi... (more)le, Iris has a heart-to-heart with Ryan Choi, while Oliver and Diggle return to an old familiar stomping ground.

Ashley Scott, Audrey Marie Anderson, Brandon Routh, Caity Lotz, Cress Williams, David Harewood, David Ramsey, Elizabeth Tulloch, John Wesley Shipp, Jon Cryer, Katherine McNamara, Matt Ryan, Melissa Benoist, Osric Chau, Ruby Rose, Stephen Amell, Stephen Lobo, Tom Ellis, Tyler Hoechlin, Wentworth Miller