Chabert plays Gina Kell, a young widow who falls in love with Michael Spehn, also a recent widower.
The movie is based on a true story.
"To me, it just says that hope and faith are just so important, and get you through things you never imagined you'd have to suffer through," Chabert said of the television movie.
The movie premieres at 9 p.m. EST Saturday on the Hallmark Channel.
Swim Week Miami Beach 2014 [PHOTOS]