05:19 AM EDT 03/19/2015
Originally posted 11/08/2013 10:55AM
Ginnifer Goodwin knows a thing or two about bringing fairy tales to life on Once Upon a Time. And now, she's ready to conjure up Camelot.
The actress channels Jackie Kennedy opposite Rob Lowe as the 35th U.S. president in the upcoming TV movie Killing Kennedy, airing Sunday (8 p.m. ET) on the National Geographic Channel.
Relive PEOPLE's Twitter Q&A with Goodwin, leading up for the premiere of the film based on Bill O'Reilly and Martin Dugard's book, Killing Kennedy: The End of Camelot. Follow us at @peoplemag and send us your questions for Goodwin, using the hashtag #AskGinny.
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