Last Updated: Fixer Upper Mysteries Cast: Know All About The Actors In The 2017 Hallmark TV Movies Fixer Upper are a series of 3 Hallmark Channel movies of 2017; read along and find out the Fixer Upper Mysteries Cast and their characters. Source: Still from trailer of Fixer Upper Mysteries Fixer Upper Mysteries are a series of television movies by Hallmark Channel that premiered in the year 2017. The movie revolves around the projects taken up by Shannon Hammer, who is an expert in the renovation and restoration of Victorian homes; and her beau Macintyre Sullivan. Read along and find out who played the on-screen Shannon and Macintyre in the movies.