Flash and Substance
Show: Justice League Unlimited --> Season: 3 - Season 3
AirDate: 2/11/2006
Runtime: 23
Voting: 9 (1)

Overview: The Flash must handle an onslaught of super-villains during the opening of a museum in his honor.
Ron Perlman
Orion (voice)
Mark Hamill
Trickster (voice)
Donal Gibson
Captain Boomerang (voice)
Alexis Denisof
Mirror Master (voice)
Lex Lang
Captain Cold (voice)
Kim Mai Guest
Linda Park (voice)
Lani Minella
Mayor (voice)
Michael Rosenbaum
The Flash (voice)