Trivia: Velma's famous line, "My glasses; I can't see without them!" was coined from her voice actress Nicole Jaffe when she lost her glasses during a recording session and then uttered of what became to be famous catchphrase of the bespectacled character. The writers liked the phrase so much that they decided to put the iconic scenes of Velma losing her glasses during the show.
Trivia: Even though Paul Lynde was the voice of the Hooded Claw, his name did not appear in the closing credits throughout the series. Lynde's agent recommended his client not be credited for his voice role, as the feared it would hurt his credibility as a live-action performer.