Factual error: When the action moves to England after the failed award ceremony, the British Union Flag hanging from the wall is upside down. The broad white band should be at the top left (nearest the top of the flag pole).
Continuity mistake: After S.H.I.E.L.D "borrows" Jane's research and Darcy says that they took her iPod, her hair can be seen blowing in the wind in the shots facing her left and not blowing in the shots facing her right.