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.
Continuity mistake: After Steve throws Heinz Kruger, the assassin sent to kill him, out of his boat, both Steve and Heinz are bone dry despite being fully submerged in water only moments before.