Alien Messages:
On the 4th Disc, go to the last episode and press your Left button with your remote. Some food in the fridge should be selected, click on it and you'll have a full page of alien language to translate. I'm currently on the 4th row down, so enjoy translating!

Bonus Feature:
On disk 4 from the episode selection menu select "Spanish Fry". Once your at the episode menu scroll down to scene selection and press your Left button. A Futurama logo will replace Elzar, press your Enter button and you will have access to captions not used for the show.

Behind the Scenes:
Insert Disk 3, and the select the episode "where no fan has gone before". Once in the episode menu scroll down to home and press your Right button. The original picture of the star trek crew will turn into a picture of the planet express. When this happens press your Enter button and you will see one of the writers descrobe the process of creating a script as well as Joe Dimaggio showing how he created the voice of Bender.

Bonus Feature:
Disc 4: On the menu page for 'The Devil's Hands Are Idle Playthings', highlight "Play Episode". Press your Up button and the Robot Devil's hands will appear on the right of the screen. Press your Enter button for an audio of the table read for the episode.
Reported by: Russell H Roe

Audio Commentary:
Simply Access Audio Option 3 on the episode "Jurassic Bark" For a Bonus Commentary
Reported by: Mike