Diggle's new baby son is named John Diggle Junior. John Diggle Junior is also the green arrow in Star City 2046. However he goes under the name Connor Hawke.
Julian Albert does not trust Barry Allen's good guy act. Barry Allen's Flash symbol is a bolt of lightening which resembles Harry Potter's forehead scar. Tom Felton who portrays Julian Albert also portrayed Harry Potter's rival, Draco Malfoy, in the Harry Potter movie series. His character also calls Barry and company by their last name. Just like Malfoy