Reid Scott

as Dr. Dan Lewis

as Onomatopoeia (voice)

as Daniel

as Self

as Commissioner Gordon (voice)

as Alex (voice)

as Pa Kent (voice)

as Ben

as Phil Schreiber

as Aldrin Germain

as Oliver Queen / Green Arrow / Victor Zsasz (voice)

as Dr. Dan Lewis

as Will Caswell

as Kevin

as Congressman

as Self

as Eli Cohen

as Liam

as Tom Campbell

as Dr. Dan Lewis

as Marcus

as Justin Miller

as Jeremy

as Gordon Ford

as Brett Anderson / Second Butler (voice)

as Jake

as Nick

as Brett

as Self

as Max

as Ethan Boyd

as Officer Shumaker

as Henry

as Handsome Model

as Griffin

as Bill

as William Leeds

as Turbo (voice)

as Self

as Dr. Hutchins

as Mike Chilton (voice)

as Dan Egan

as Peter

as Ben

as Ted

as Todd Mauer

as Sam

as Dan

as Dr. Jeff Zegay

as Brendan Dorff

as Trent

as Robert Frazier

as Sam

as Seth Riggin

as Bobby O'Neil

as Brian

as Hunter

as Don Winston Jr.

as Dax Blanchard

as Ted

as Vincent Riley