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 Manu Bennett Slade Wilson Guest Star Emily Bett Rickards Felicity Smoak Guest Star Byron Mann Yao Fei Guest Star Sebastian Dunn Edward Fyers Guest Star Celina Jade Shado Guest Star Jeffrey C. Robinson Deathstroke Guest Star Greg Berlanti Executive Producer, Writer Marc Guggenheim Executive Producer, Writer Andrew Kreisberg Executive Producer, Writer David Nutter Executive Producer John Behring Director