The Flash.
The Flash cast: Who's in The Flash movie?
As already mentioned, Ezra Miller will reprise his role as Barry Allen, AKA The Flash, following his DC debut in
Justice League.
The Flash got an expanded role in
Zack Snyder's Justice Leagueand his solo movie will also see him joined by Iris West, played by Kiersey Clemons, who was cut from the 2017 version of
Justice League, but restored in the Snyder Cut.
Warner Bros.
Billy Crudup was expected to reprise his role as Barry's father Henry in
The Flash, but has had to drop out due to scheduling conflicts, so the role will be recast. However, we do know that Barry's mother Nora will be played by Maribel Verdú.