The series centers around three young men: Drak (called Drak Jr. in the opening segment, but almost never in the series; voiced by Jerry Dexter), Frankie and Howler (both voiced by William Callaway), descendants of Dracula, the Frankenstein monster, and a werewolf.
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It was produced by Hanna-Barbera's Australian subsidiary, listed in the credits as "Hanna-Barbera Pty. Ltd".
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