TV's biggest casting changes

Published On: Jun 09 2011 03:17:17 PM CDT   Updated On: Apr 16 2014 01:00:00 AM CDT

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

Three's Company, Don Knotts
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Anchor Bay Entertainment

To fill the hole, Don Knotts was added as goofy new landlord Ralph Furley, who seemed to have a knack for walking in on Jack Tripper in compromising situations.

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