Michael Joiner’s performance as the lead actor in *The Grace Card* has been widely regarded as the strong point of the film. Playing the role of Mac McDonald, a bitter and grieving police officer, Joiner received notable praise from major outlets. *The Hollywood Reporter* and *Variety*, two prominent entertainment publications, gave him rave reviews for his portrayal, highlighting his ability to bring depth to the character. Critics often noted his skill in conveying the emotional complexity of a man struggling with loss, anger, and eventual redemption, which are central themes of the movie. Joiner’s background as a stand-up comedian known for improvisation also seemed to enhance his performance, allowing him to infuse the role with a raw, authentic edge. Directors and reviewers have described him as having a “bold character actor style” despite his leading man presence, which likely contributed to his effectiveness in the dramatic role. While some critiques of the film pointed to its predictable plot or heavy-handed messaging, Joiner’s acting was consistently singled out as a highlight, with many appreciating his ability to carry the story despite the script’s limitations.