The Flash: Katherine McNamara Teases the Return of Arrow's Mia for End of 'Armageddon,' Felicity Mentions Ahead

As The Flash‘s 5-part “Armageddon” event comes to a close this Tuesday on The CW, another familiar face will resurface — that of Arrow‘s Mia, the daughter of Oliver and Felicity.  When last we saw Mia, in Arrow’s series finale, she was on her way back to 2040 (thanks for the Time Courier, Sara?) after […]