Brandon Routh Ray Palmer, Atom Actor Dominic Purcell Mick Rory, Heat Wave Actor Caity Lotz Sara Lance, White Canary Actor Nick Zano Dr. Nate Heywood, Citizen Steel Actor Maisie Richardson-Sellers Charlie Actor Tala Ashe Zari Adrianna Tomaz Actor Amy Louise Pemberton Gideon Voice Matt Ryan John Constantine Actor Jes Macallan Ava Sharpe Actor Courtney Ford Norah Darhk Actor Ramona Young Mona Actor Adam Tsekhman Gary Guest Star Tom Wilson Hank Heywood Guest Star Jenna Rosenow Jane Austen Guest Star Greg Berlanti Executive Producer Marc Guggenheim Executive Producer Andrew Kreisberg Executive Producer Phil Klemmer Executive Producer, Writer Chris Fedak Executive Producer Sarah Schechter Executive Producer April Mullen Director David Geddes Director Kevin Mock Director Gregory Smith Director Dean Choe Director Keto Shimizu Writer Ray Utarnachitt Writer James Eagan Writer Grainne Godfree Writer Matthew Maala Writer Ubah Mohamed Writer Morgan Faust Writer Tyron B. Carter Writer