Marcus A. York

Mark York, also known as Marcus A. York, was an American actor best known for his role as Billy Merchant in NBC's The Office. He also had roles in CSI: NY, 8 Simple Rules, and A.I. Artificial Intelligence.

The Office · S4, E1

Fun Run Part 1

A freak accident causes Michael to think the office is cursed; Michael decides to hold a charity 5K fun run; further developments in co-workers' romances.
The Office · S4, E2

Fun Run Part 2

A freak accident causes Michael to think the office is cursed; Michael decides to hold a charity 5K fun run; further developments in co-workers' romances.
The Office · S2, E12

The Injury

A Couple of Head Cases -- Michael (Steve Carell) demands attention from the entire Dunder Mifflin office after he has a freak accident with his George Foreman grill, and Dwight (Rainn Wilson) begins behaving strangely following a minor car crash. Jenna Fischer, John Krasinski and B.J. Novak also star.
The Office · S5, E22

Dream Team

Jim faces Charles during a soccer game in the Dunder Mifflin parking lot; Michael finds himself afraid to face the workday.

Marcus A. York

Guest Appearances