||This needs a stretch.|
| Alexander Graham
| Other Statistics
||Holly Graham (neice)
Professor Alexander Graham is an inventor, with a laboratory in Mystic Manor.
Scooby-Doo! Night of 100 Frights
He invented all of the gadgets that Scooby-Doo acquired in this adventure. He was framed as the Mastermind by his niece, Holly Graham, but her plan was foiled by the gang.