Doc Gerbil, a fake vacuum cleaner seller,comes to Courage,Eustace, and Muriel's House and takes out a vacuum cleaner and sucks up Muriel and Eustace into it. He takes them to his labratory and puts them in a human habitrail. He peforms experiments on them. Courage manages to get them back.
Elenco: Thea White , Marty Grabstein , Simon Prebble , Lionel G. Wilson , Billie Lou Watt , Fred Melamed , Jim Cummings , Kath Soucie , Mary Testa , Paul Schoeffler , Peter Fernandez , Ringo Starr , Arthur Anderson .