Before the lights go out on the ABC soap, see the A-listers – Amanda Seyfried! Josh Duhamel! Kelly Ripa! – who got their first big break on AMC
Updated: Tuesday Sep 20, 2011 | 06:00 AM EDT
By: Cara Lynn Shultz
More from PEOPLE
See More News
7 of 10
Before making girls scream as a teen pop star, McCartney showed serious acting chops – and tears! – as tormented J.R. Chandler, a role he played from 1998 until 2001.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL