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.

Charlie's Angels, Tanya Roberts
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Columbia Pictures Television

Hack lasted only one season, with Tanya Roberts (left) coming on board for the fifth and final season of the show in 1980-81.

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