John David Weinroth (born April 20, 1968), known professionally as J.D. Roth, is an American TV producer, actor, voice actor, and game show host, and TV personality. Roth has been involved in numerous TV shows. He is the co-creator of the reality show The Biggest Loser on NBC. He also hosted ABC's fall 2008 series Opportunity Knocks. He served as the announcer of the ABC tv show, Extreme Weight Loss.
Melrose Place
Unan1mousMoolah Beach
Charles in Charge
Beauty and the Geek
The Real Adventures of Jonny Quest
Tales from the Darkside
The Twilight ZoneSupergroup
Endurance
The EqualizerAge of Love
The Pick-Up Artist 2
Groomer Has ItOpportunity KnocksDouble Up
Breaking BonaduceFox's Fun House
Hammertime4th and Long
