TV's biggest casting changes

Published On: Jun 09 2011 03:17:17 PM CDT   Updated On: Jun 02 2016 01:00:00 AM CDT

Take a look back at some of the more memorable casting changes in the history of television.

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Sony Pictures Television

And on "NewsRadio," Phil Hartman's death between seasons four and five had his character suffer a sudden heart attack offscreen. He was replaced with a new character played by Hartman's close friend, Jon Lovitz.

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