Continuity mistake: On the frozen lake, a cottage is blown to pieces, a wheel flies away, and many explosions take place, rising big clouds of black smoke. However, in the wide angle, the place is spotless.
Continuity mistake: In Gibraltar, when the jeep falls off the cliff the driver disappears.
Continuity mistake: When Bond leaves the Aston Martin on the mountain its roof and rear window are covered in snow. Right before it explodes the snow is gone.
Revealing mistake: When Bond drives on the frozen lake, there are mounts of snow to hide the explosives from the rockets fired at by the enemies.
Continuity mistake: Before Bond lands on the yacht his parachute is burning and noticeable holes are made. A shot later the parachute looks perfect, except for a couple of steam clouds coming out.
Continuity mistake: When the imposter crashes against the barrier, the jeep blows away the right side, but it reappears a shot later. (00:05:11)
Continuity mistake: At the Bratislava hotel, the sheets are rolled up covering the pillow. When Bond is placing the bullets inside the charger, the sheets are suddenly folded differently.
Continuity mistake: At the Bratislava hotel, Bond puts on the black glove in his hand, closes it in a fist, but from the immediate angle his hand is open, and he's closing it in a fist again.
Continuity mistake: When the car cuts the large hole in the ice Bond doesn't move when he finishes the cutting the circle, but we see the view from his car, and he's several feet away. Also the size of the circle he cut out dramatically changes to being a lot smaller.
Other mistake: On the frozen lake, Kara screams, "James!" but he did not mention his name.
Other mistake: When the tyre gets blown off the wheel rim during the chase we see no mechanical workings for the spikes that appear in the next shot before Bond drives off, we see only a tyre coming off, and we assume for maximum grip that all wheels would be fitted with spikes.
Chosen answer: She could have been let go off screen once it was clear that Bond wasn't going to kill Pushkin, so they could formulate the plan in secret.
Captain Defenestrator