- Alex Kingston - London Gargoyles & The World of Gargoyles
- Teresa Gallagher - Gargoyles: Bad Guys
- Olivia Colman - The World of Gargoyles
- Sarah Solemani - A Tale of Three Brothers
(hatched July 19, 938)
Skills and abilitiesEdit
- Behemoth - Ex-Mate
- Mac Bethad mac Findlaích - Ex-Husband
- Angela - Daughter
- Angelique - Biological clone
Gargoyles: Bad GuysEdit
- "Estranged" (Flashback only)
- "We're the Good Guys" (Mentioned only)
The World of GargoylesEdit
- "A Study in Stone"
- "Stone at Night"
A Tale of Three BrothersEdit
- "Three Brothers: Part Five"
Appearances in Other MediaEdit
- Finola Hughes was considered for Diabolique's voice.
- Diabolique was originally going to be killed off in Season 10, after Dracula tricked her into shooting Macbeth with her particle beam cannon, but the idea was scrapped due to Jack Mozenrath feeling it to be an unsatisfying end for the character.