The Evil Beneath is the first segment of the 53rd episode of The Adventures of Jimmy Neutron: Boy Genius.


When people keep vanishing in the ocean, Jimmy, Carl and Sheen go to investigate and find out that the evil, Dr. Sydney Orville Moist has been kidnapping them and turning them into alage men. Now, the boys are in danger of becoming algae men themselves and must change back and escape before it's too late. 


Home video releases

  • The Adventures of Jimmy Neutron: The Best of Season 3