* During the production of the first film, Barker asked the production team for a suitable name after the original novel title ''The Hellbound Heart'' was rejected by execs. One older lady suggested ''What a Woman Will Do For a Good Fuck''.
* From ''Hellbound'', a mental patient randomly exclaims "105 years and he still doesn't know my name!" when Dr. Channard walks past him.
* When Leviathan manifests in the comics, he appears uncannily like [[Webcomic/RedMeat Milkman Dan.]]
* Pinhead's dry as sand humor can be worth a few giggles. Doubly so cause it usually follows [[MoodWhiplash scenes filled with hooks and gore]].