Titled “Harry and the Harrisons,” the episode is set to air May 8 and is officially described as follows:
“THE TEAM TURNS TO AMUNET BLACK FOR HELP – With DeVoe’s Enlightenment device nearly complete, in order to disable it The Flash (Grant Gustin) and his team must put their faith in an unlikely ally – Amunet Black (guest star Katee Sackhoff). Meanwhile, Harry (Tom Cavanagh) hits an all-time low when the “Council of Wells” kicks him out but then Cisco (Carlos Valdes) introduces him to the ‘Council of Harrisons.'”
Kevin Mock directed the episode, which was written by Judalina Neira & Lauren Certo.
The Flash stars Grant Gustin as Barry Allen/The Flash, Candice Patton as Iris West, Danielle Panabaker as Caitlin Snow, Carlos Valdes as Cisco Ramo, Tom Cavanagh as Dr. Harrison Wells, and Jesse L. Martin as Detective Joe West. New additions for the fifth season cast include Katee Sackhoff as the villain Amunet Black and Hartley Sawyer as Ralph Dibny, aka Elongated Man.
Based on the characters from DC Comics, The Flash is from by Bonanza Productions Inc. in association with Berlanti Productions and Warner Bros. Television, with executive producers Greg Berlanti, Sarah Schechter and Todd Helbing.