Stephen Amell Oliver Queen Actor Colin Donnell Tommy Actor Katie Cassidy Laurel Lance Actor David Ramsey John Diggle Actor Willa Holland Thea Queen Actor Susanna Thompson Moira Queen Actor Paul Blackthorne Detective Quentin Lance Actor Ben Browder Ted Gaynor Guest Star John Barrowman Malcolm Merlyn Guest Star Byron Mann Yao Fei Guest Star Sebastian Dunn Edward Fyers Guest Star Christie Laing Carly Diggle Guest Star Colin Lawrence Paul Knox Guest Star Emily Bett Rickards Felicity Smoak Guest Star Jaeson Lee Cavanaugh Guest Star Melissa Roxburgh Blake Guest Star Valerie Tian Morgan Guest Star Greg Berlanti Executive Producer Marc Guggenheim Executive Producer Andrew Kreisberg Executive Producer David Nutter Executive Producer Nick Copus Director Gabrielle G. Stanton Writer