Due to be crowned King of the Netherworld by his mentor Merlin the Magician, Count Downe–the son of Count Dracula–falls in love with the beautiful but human Amber and finds himself in conflict with Baron Frankenstein, who is vying for the same honorary title.
Harry Nilsson
as Count Downe
Ringo Starr
as Merlin, the Magician
Freddie Jones
as The Baron
Suzanna Leigh
as Amber
Dennis Price
as Van Helsing
David Bailie
as Chauffeur
Shakira Caine
as Housekeeper
Maurice Bush
as Monster
John Colclough
as Bill
Nita Lorraine
as Gorgon Woman
Skip Martin
as Igor
Dan Meaden
as Count Dracula
