Actor Allusion: In a bit of a roundabout way. Hunk's original voice actor provided the voice for a youngFred Flintstone, and in "The Hunkyard", Hunk can be seen grilling up Fred's token Giant slab of ribs.
There was a Lion Voltron remake by Kickstart Productions that was slated to be released in fall 2005, but never came about beyond a reel of an animation test for it. It seemed to take cues from the Devil's Due comic series, with the space mice depicted as robots and Allura with darker hair and uniform. Kickstart eventually went forward on a new production, which turned out to be this series.