Devil Dinosaur was one of the renowned comics artist Jack Kirby's final creations for Marvel Comics. He originally appeared in an alternate-dimensional version of Earth's past with a companion called Moon Boy. Moon Girl was a character created decades later to be used with Devil Dinosaur in their own series.
This is the first animated Disney series where Diamond White voices the protagonist. All her other voice roles have her voicing side or minor characters.
The first Marvel Animation animated series co-produced with Disney Television Animation 14 years after The Walt Disney Company of the purchase of Marvel Entertainment.
There Have been moments where Devil Dinosaur as been referred to as "Clifford the Big Red Dog" This has also occurred in the original Marvel comics where Devil is called "Clifford" on separate occasions.