Angela gives Joe his medication. In the shot when Joe grabs the bottle of his medicine and is coughing, the bottle is empty. When Joe drinks the medicine out of the bottle, it's also empty. In the close up shot of the bottle with the directions, the bottle has medicine in it. When Angela grabs the bottle to read the directions, the bottle is empty again.
The crop spraying drones do not have either a tail rotor or a contra-rotating main rotor; therefore, they should not be able to fly.
When Gi is shown from behind being shoved into the silo with the other Planeteers except Ma-Ti, a yell is heard, yet it is not Janice Kawaye's voice but Scott Menville's (the voice of Ma-Ti).