
Acting
Duff has been cooking since the age of 4, when his mom caught him in the kitchen swinging a meat cleaver while watching Chef Tell on TV. While in second grade, he came close to cutting off his pinkie while carving a pumpkin, and knew he was destined to work in the kitchen. Duff started working professionally when he was 14 at a bagel shop, where he was almost fired for making the sandwiches too big. Ever since then, he’s been putting his own crazy spin on food.
After graduating from the University of Maryland, Baltimore County, with degrees in history and philosophy, Duff went on to study at …

The Ultimate Baking Championship
as Head Judge · 9 ep.

Baking Championship: Next Gen
as Self - Host · 9 ep.

Summer Baking Championship
as Self - Judge · 8 ep.

The Elf on the Shelf: Sweet Showdown
as Self - Host · 5 ep.

Alex vs America
as Self - Guest Judge · 1 ep.

Duff: Ace of Taste
as Self - Host · 6 ep.

Bake It 'Til You Make It
as Self · 7 ep.

Duff's Happy Fun Bake Time
as Himself · 6 ep.

The Kelly Clarkson Show
as Self - Guest · 5 ep.

The Masked Singer
as McTerrier (archive footage) · 1 ep.