Guest Stars Justin Hartley as Oliver Queen / Green Arrow Lucas Grabeel as Young Lex Luthor Ryan Overton as Young Oliver Queen Bryce Hodgson as Young Duncan Allenmeyer Co Starring Rekha Sharma as Dr. Harden Alison Araya as Nurse Devin Douglas Drewitz as Young Alden Reece Thompson as Young Geoffrey Sebastian Gacki as Alden Clifton Murray as Geoffrey Diego Bedoya as Limo Driver
