The Vacuum Gun (1) Underdog : Season 3 Episode 33
TV-G NBC 30m
Aired: January 21st, 1967 @ 7:00 PM EST on NBC
Simon Bar Sinister makes a vacuum gun which he uses to catch Riff Raff, Electric Eel, Batty man and all of their men for his army while Underdog is saving a sinking ship.
