Grant Gustin Barry Allen, The Flash Actor Candice Patton Iris West Actor Danielle Panabaker Caitlin Snow Actor Carlos Valdes Cisco Ramon, Vibe Actor Tom Cavanagh Dr. Harrison Wells Actor Jesse L. Martin Detective Joe West Actor Keiynan Lonsdale Wally West, Kid Flash Actor Teddy Sears Hunter Zolomon, Zoom Guest Star Tatyana Forrest Ashley Zolomon Guest Star Shaine Jones James Zolomon Guest Star Greg Berlanti Executive Producer Andrew Kreisberg Executive Producer David Nutter Executive Producer Sarah Schechter Executive Producer Stefan Pleszczynski Director Joe Peracchio Writer David Kob Writer