The Marksman blends classic Western themes with contemporary relevance, telling a story of redemption and friendship. It follows Tom Nolan, a veteran haunted by his past, who protects Miguel, a boy fleeing cartel violence. Their journey across the Arizona desert tests their endurance and emotional strength. With Liam Neeson's poignant performance, the film explores immigration and the human spirit, ultimately showcasing the transformative power of kindness and the importance of human connection amid adversity.