8 minSeason 1 • Episode 16
LatestMumbly investigates a disturbance at Dr. Seek’s lab where he discovers Dr. Seek’s new soda formula turns him into the insidious Mr. Hyde.
Mumbly dresses in a trench coat, drives a beat-up old car and works with a human detective, Chief Schnooker, to catch criminals using his dog senses.
Creators
Joseph Barbera, William Hanna
US
