Katherine McNamara Thought She Was Auditioning For A Completely Different Role on 'Arrow'

Katherine McNamara rocks that iconic green Arrow color on her pants while out and about in New York City on Friday (October 18).

The 23-year-old actress stopped by Build Series to chat about her role as Mia Smoak on the popular CW series, which is in its’ final season.

Turns out that Katherine thought she was auditioning for an entirely different role for the show!

“It was very intimidating at first. When I auditioned, I did not know who this character was. When I was cast, I thought I was cast as the rookie cop,” she shared during her interview.

FYI: Katherine wore a Dorothee Schumacher blazer with a Zeynep Arcay top and pants.

25+ pics inside of Katherine McNamara…