Doctor Doppler: Just wait until we tell your mother about this! Of course, we may downplay the life-threatning parts.
When Dr. Doppler and Jim first observe their ship, Dr. Doppler is right next to Jim when he points it out. When the shot changes to a long shot, they're much farther apart.
There is a little reference to the novel One Hundred Years of Solitude by Gabriel Garcia Marquez. Ben, the robot, upon meeting Jimmy says something like "Solitude is great, but 100 years of it..."