Date 14/03/2016 - News People
Melissa Benoist and Grant Gustin will find out who "the fastest person alive" is during the Flash and Supergirl crossover on the latter show this month. The cast and crew confirmed at PaleyFest LA's Supergirl panel as they teased the crossover with a lot of excitement. Benoist said to the crowd of fans and journalists, "I'm excited for you guys to see the race.
