Crisis on Infinite Earths: Part Five

The episode is the fifth and final part of the five-part crossover,.

Synopsis
Worlds lived, worlds died. Nothing will ever be the same.

Starring

 * Brandon Routh as Ray Palmer/The Atom
 * Caity Lotz as Sara Lance/White Canary
 * LaMonica Garrett as Mobius/Anti-Monitor
 * Dominic Purcell as Mick Rory

Special guest star

 * Ruby Rose as Kate Kane/Batwoman
 * David Ramsey as John Diggle/Spartan
 * Chyler Leigh as Alex Danvers
 * Tyler Hoechlin as Clark Kent/Superman
 * Danielle Panabaker as Caitlin Snow/Frost
 * Rick Gonzalez as Rene Ramierez/Wild Dog
 * Juliana Harkavy as Dinah Drake/Black Canary
 * Cress Williams as Jefferson Pierce/Black Lightning
 * Nicole Maines as Nia Nal/Dreamer
 * Melissa Benoist as Kara Danvers/Supergirl
 * Grant Gustin as Barry Allen/Flash

Guest starring

 * Reina Hardesty as Joslyn Jackam/Weather Witch
 * Marv Wolfman

Production

 * Production for began on September 24, 2019.
 * Filming for the crossover had completed by November 8, 2019, with some reshoots and minor filming still needing to be completed.
 * Production for this particular part began on October 4, 2019.

Trivia

 * This episode was originally produced as the eighth episode of the fifth season of, but will air as a special episode. It will air prior to the official Season 5 premiere.
 * The synopsis has similarity with Roger Hayden's catchphrase in.
 * This part in addition to the fourth part of the Crisis on Infinite Earths crossover both aired on Grant Gustin's birthday.