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, so he decides to hold a charity 5K fun run.
The Office · S2, E12

The Injury

Michael demands attention from the office after he has a mishap with a George Foreman mini-grill and burns his foot, but his attention seeking overshadows someone's more serious injury.
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 · S5, E22

Dream Team

Michael attempts to recruit a dream team to work for his new paper company. Jim quickly regrets telling Charles that he plays soccer.
CSI: NY · S3, E3

Love Run Cold

A runner dies from apparent carbon monoxide poisoning while competing in a marathon in Central Park, and the team has to fight through crowds to collect the evidence.
8 Simple Rules · S2, E16

Episode 16

The family therapist convinces Cate to pursue her dream of becoming a singer; CJ and Jim try to bond at a bar after Jim is dumped by his wife in a letter; Bridget infuriates Kerry by dyeing her hair blonde.

Marcus A. York

Guest Appearances