When the camera pans to Professor you can hear Bender say bitch,in fact Bender actually said "Son of a bitch!" because he ended up back in the same room when he left the other way.
Bender is the third person to add a drop of cyanide to the Death Wheel (the first two being Hermes and Fry), meaning two drops were already on the blades when they sliced up the salad ingredients. When Farnsworth eats the salad later, the cyanide should have killed him.
In this episode we learn for the first time that Mom's first name is "Carol", and that Zoidberg is the only character she has never yelled at or criticized, but actually admires.
Ships in the Spaceship graveyard:
An Omicronian ship.
The Tail of Oceanic Airlines plane (Lost)
Lunar Excursion Module (Apollo Moon Missions)
Apollo 100 Command and Service Module
The 4th Doctor (played by Tom Baker) is one of the people Leela (which is the name of one of the 4th Doctor's companions) releases from the whale.
Zoidberg time-travels by drinking the "head-juice", however in A Leela of Her Own, Hank Aaron the 24th drank some head-juice and nothing happened.
The opening cartoon is from 1936 - "The Goose That Laid the Golden Egg". It's the first of three Rainbow Parade cartoons featuring Felix the Cat.
Adult, speed of light travel, space travel, mad scientists, Futuristic