Fox originally met boyfriend Machine Gun Kelly, whose real name is Colson Baker, on the set of the upcoming film.
Fox plays FBI agent Rebecca Lombardi in the film working with her partner Karl Helter (played by Bruce Willis) to bust a sex trafficking ring.
In one scene in the trailer Lombardi goes undercover to act as ‘bait’ for a pimp played by MGK.
Thing’s turn bad after MGK character pulls a knife on Lombardi. Lombardi fights back and punches the pimp in the face, before pulling a gun on him.
‘Midnight in the Switchgrass’ releases July 23.
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