Posted: May 08, 2014 10:53 PM MDT
Updated: May 09, 2016 01:39 PM MDT
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With "Hidden Figures" still doing well at the box office, check out these other movies about space.
Whatever their reasons, more than a few stars have decided to walk away from their chosen fields only to get the itch and return -- some more than once. Take a look at some celebrities who have "unretired."