watch 01:32 The Loop (TV) Do you like this video? This needs a stretch. (Feel free to remove when satisfied of completion.) David Markus is an American voice actor best known as the voice of Tank Bluto on Popeye and Son. Voice roles Scooby-Doo! Mystery Incorporated Episode Character Season 1 108. The Grasp Of The Gnome Young manBen Retrieved from "https://scoobydoo.fandom.com/wiki/David_Markus?oldid=171872" Categories: Articles needing expansion Scooby-Doo! Mystery Incorporated actors Community content is available under CC-BY-SA unless otherwise noted.