Watch Lonesome Soldier (2023) HD Full Movie Free on SolarMovie. Watch Lonesome Soldier (2023) online free. Based on a True American Story, Lonesome Soldier follows the life of Jackson Harlow, from young drea...Based on a True American Story, Lonesome Soldier follows the life of Jackson Harlow, from young dreamer to haunted war veteran in this harrowing portrayal of PTS(D) and the effects it has, not only on Soldiers, but also their loved ones.