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 Shantel VanSanten Patty Spivot Guest Star Patrick Sabongui Captain David Singh Guest Star Melise Linda Park, Dr. Light Guest Star Violett Beane Jesse Wells Guest Star Tony Todd Zoom Guest Voice Greg Berlanti Executive Producer Andrew Kreisberg Executive Producer David Nutter Executive Producer Sarah Schechter Executive Producer J.J. Makaro Director Gabrielle G. Stanton Writer Brooke Eikmeier Writer