. . . "The Mastermind was the disguise of Holly Graham."@en . "To sell her uncle's hologram machine in her name"@en . . . "Black"@en . . . "Mastermind (Scooby-Doo! Night of 100 Frights)"@en . . . . . . "The Mastermind was the disguise of Holly Graham."@en . . . . . . "Scooby-Doo! Night of 100 Frights"@en . "Black"@en . . . . . . . . . . . . . "Male"@en . .