Continuity: When Adenoid Hynkel climbs the curtains his left leg is up/down between shots.
Continuity: When the barber slides into the basement window while evading the stormtrooper, his hat falls off onto the street. In the next shot, he is wearing his hat again.
Crew or equipment visible: When Hynkel is chased in the ghetto streets by stormtroopers, one studio building can be seen in the upper right corner of the frame.
Revealing mistakes: The machine rolling the bomb around in the beginning can be seen
Continuity: When the Barber first returns to his barber shop, he hangs his hat and coat on a coat-rack that has a hand-broom hanging on it. After his fight with the Storm-Troopers, he re-enters his shop but his coat and hat are no longer on the rack, and the broom has changed location on the rack.
Continuity: When the Jewish Barber has just returned to the Ghetto and is cleaning his windows, his white overcoat changes from being buttoned and unbuttoned throughout the fight scene.
Crew or equipment visible: When the Jewish Barber first finds his shop full of webs, you can see the shadow of the camera on his left shoulder.
Revealing mistakes: When the Jewish Barber cleans the word "Jew" off his shop window, a dotted line can be seen to mark where the W would be painted again for the next take.
Crew or equipment visible: When the Barber and Schultz are flying upside down, the wire waving Schultz's scarf is visible.
Continuity: After Hynkle's "Tighten our belts" remark, Herring tightens his belt, which breaks when he sits down. However whenever we see Herring later in the scene, his belt is intact.
Continuity: Some of the time that the Barber and Schultz are upside down, they are backwards. They actually switched seats and Charlie is now on the right, instead of the left where he properly belongs.