Take a look back at some of the more memorable casting changes in the history of television.
Sam Waterston stepped in to play the new executive assistant D.A. Jack McCoy and would stick with the show through the rest of its 16 seasons.
The views expressed are not those of this company or its affiliated companies. Please note by clicking on "Post" you acknowledge that you have read the Terms of Service and the comment you are posting is in compliance with such terms.