If you watched 'The Office' in the early days you may remember actor Mark York. That's him in the pic above and the video clip below. York had also had small roles ;in 'CSI: New York' and 'Fighting Words'. The actor died last week after, according to his father, he developed an infection. The exact cause of death has not been released. Recently Mark had been working as an investor and had recently gotten 2 patents for his inventions. He was 55.