Cancer. Died December 6, 2010. Born August 1, 1953.

American-born Canadian television journalist and announcer. He was the host of CityNews newscasts in Toronto, Ontario, and a prominent announcer. Dailey was born and raised in Youngstown, Ohio, studied law enforcement at Youngstown State University, in Ohio, worked as a police officer, and became a crime reporter for stations in Ohio and at CKLW in Windsor, Ontario before moving to Toronto in 1974. Dailey worked at Citytv for 30 years. Mark's famous line was "This is CITY-TV, everywhere".

As a voice actor, Dailey voiced characters in the animated series Medabots, The Ripping Friends, Beyblade, Grossology, My Dad the Rock Star, Spliced, and others. He also appeared in several Canadian films including Nicholas Campbell's Boozecan (1994), Claire's Hat, The Life Before This, and Childstar.

Dailey survived prostate cancer but announced on September 9, 2010 that he had been diagnosed with kidney cancer.