Prolific action film star and MCU member Frank Grillo is set to star in the genre-bending horror-thriller 
Merciless. The film is being helmed by Liam O’Donnell, who is known for directing the
Skyline sci-fi film franchise, which also featured Grillo in the second entry, 
Beyond Skyline. The script is being penned by Frank Hannah, who previously wrote
Overdrive with Scott Eastwood and Ana de Armas, with a story by Christopher Tuffin. The producing team includes Renee Tab, Pierre Morel, Tuffin, and Andy Schefter.,Per
Deadline, in 
Merciless, a top government interrogator’s wife is possessed by a malevolent spirit, and he seeks vengeance on those who were closest to the entity in its previous life in order to drive it out of her body. However, he soon discovers that everything is not what it appears to be. Filming is reportedly set to commence on location in Alabama this summer. Sentient Pictures International recently shopped the film at the Cannes market in France.,Related: Skyline: Ranking The Sci-Fi Movie Series From Worst To Best,Grillo is also known for starring in multiple entries of the
Purge film franchise, the action-packed 
Boss Level with Mel Gibson, and 
Hitman’s Wife’s Bodyguard with Ryan Reynolds. He will next be seen in Justin Price’s
Hard Matter with the 
Fast & Furious saga’s Tyrese Gibson, and Harvey Keitel. O’Donnell’s next film is the anticipated fourth entry in the
Skyline franchise, 
Skyline Radial. Given Grillo and O’Donnell’s previous collaborations, and their foray into the horror genre,
Merciless should prove to be an exciting film for their fans and thrill seekers alike.,More: How & Why Crossbones Could Return In Captain America 4,Source: Deadline