After graduating from Arvada West High School In 1995, in 1995, he was selected by the Toronto Blue Jays in the amateur draft, in the first round, as the 17th overall pick. He was promoted to the major-league club as a September call-up in 1998.
On April 5, 2012, Halladay threw 8 innings of shutout ball against the Pirates on Opening Day, giving up 2 hits while striking out 5.
Halladay’s uniqueness is characterized by his ability to throw a hard two-seam sinking fastball ranging in the low 90s with pinpoint control. He was announced by 2K Sports as the cover athlete for Major League Baseball 2K11.
On May 29, 2010, Halladay pitched the 20th perfect game in MLB history, beating the Florida Marlins by a score of 1–0. On October 6, 2010, in his first post-season start, Halladay threw the second no-hitter in MLB postseason history against the Cincinnati Reds in Game 1 of the 2010 NLDS.
It was his second no-hitter of the year, making Halladay the fifth pitcher in major league history to throw multiple no-hitters in the same season. Halladay has won two Cy Young Awards, in 2003 and 2010.
