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 Mark Hamill James Jesse, The Trickster Guest Star Wentworth Miller Leonard Snart, Captain Cold Guest Star Liam McIntyre Mark Mardon, Weather Wizard Guest Star Teddy Sears Jay Garrick Guest Star Shantel VanSanten Patty Spivot Guest Star Violett Beane Jesse Wells Guest Star Patrick Sabongui Captain David Singh Guest Star Greg Berlanti Executive Producer Andrew Kreisberg Executive Producer, Writer David Nutter Executive Producer Sarah Schechter Executive Producer Kevin Tancharoen Director