Is Metallica's Cliff Burnstein actually old man Crothers from Scooby-Doo?

Sal - Calls Gary the Horse Tooth Jackass - as Cliff Burnstein About Metallica

Melvin meets Cliff Burnstein , The Manager of Metallica

Sal - Calls Gary the Horse Tooth Jackass - as Cliff Burnstein About Metallica (replay)

Tesla's Brian Wheat on Tom Zutaut, Great Radio Controversy, Cliff Burnstein, Peter Mensch, Interview

Dave Mustaine on Megadeth getting signed

David Thomas (Pere Ubu) - We Were Gonna Be Metallica